So, you’re staring at a dead battery, the silence of your car a stark reminder of the energy it once possessed. But wait! Before you resign yourself to the expense of a new one, let’s talk about the magic words: Walmart battery warranty replacement. It’s a phrase that can turn a frustrating situation into a manageable one, a potential money saver, and a chance to get back on the road with a fresh start.
This isn’t just about replacing a battery; it’s about understanding your rights, navigating the process, and ensuring you get the most out of your purchase. Think of it as a quest, a journey into the world of automotive warranties, where knowledge is your most valuable tool.
We’ll delve into the specifics of Walmart’s warranty program, deciphering the fine print and uncovering the secrets to a successful claim. From understanding the different battery types and their coverage to identifying the crucial documentation you’ll need, we’ll equip you with everything you need to know. We’ll explore the step-by-step process, guiding you through the store, and offering solutions to common hiccups.
We will make it easy to understand the rules of the game so you can play it like a pro. Get ready to transform your frustration into empowerment!
Understanding Walmart’s Battery Warranty
Navigating the world of battery warranties can feel a bit like deciphering ancient scrolls. Fear not, though! We’re here to demystify Walmart’s battery warranty program, ensuring you’re well-equipped to handle any battery-related blues. This guide will walk you through the essentials, from general terms to brand-specific details, so you can confidently make informed decisions.
General Terms and Conditions of Walmart’s Battery Warranty Program
Walmart’s battery warranty program aims to provide peace of mind to its customers. The specifics, however, are subject to change and vary based on the battery type and brand. It’s crucial to retain your original purchase receipt, as this is typically required to validate your warranty claim. Generally, the warranty covers defects in materials and workmanship.
Battery Types and Specific Warranty Coverage
Walmart offers a variety of batteries, each designed for a specific purpose. Understanding the coverage for different types is key.* Automotive Batteries: These are your everyday car batteries. Warranty coverage typically includes a free replacement period followed by a prorated period. The free replacement period covers the initial period, where if the battery fails, it will be replaced at no cost.
The prorated period offers a discount on a replacement based on the remaining lifespan of the battery.
Marine Batteries
Built to withstand the rigors of the water, marine batteries also have warranties. These often follow a similar structure to automotive batteries, with a free replacement and prorated period. The warranty will cover issues related to defects in materials and workmanship, such as premature failure.
RV/Deep Cycle Batteries
These batteries, used in recreational vehicles and for deep-cycle applications, have warranties tailored to their specific use cases. Coverage typically addresses issues such as capacity loss or failure due to manufacturing defects.
Other Battery Types
Walmart also sells batteries for other applications, like motorcycles and powersports. The warranty terms will be specific to the battery type and brand. Always check the packaging or ask an associate for detailed information.
Duration of Warranty Coverage for Various Battery Brands
The warranty duration varies depending on the battery brand. The best way to know the warranty duration for a particular battery is to consult the product packaging or ask a Walmart associate. Warranty periods typically range from a few months to several years, with the terms often including both free replacement and prorated periods.
Examples of Situations Covered Under Warranty
Knowing what’s covered can save you time and money. Here are some examples of situations that might warrant a battery replacement under warranty:* Premature Battery Failure: If your battery fails to hold a charge or starts exhibiting performance issues significantly before its expected lifespan, it’s likely covered.
Manufacturing Defects
Defects in the battery’s construction, such as a faulty cell or internal short circuit, are typically covered.
Swelling or Leaking
If the battery casing swells or leaks, indicating a defect, it would likely be covered.
Warranty Coverage Comparison Table
Understanding the nuances of warranty coverage can be complex. The following table provides a comparison of warranty coverage for three popular battery brands sold at Walmart.
| Brand | Warranty Period | Covered Issues | Exclusions |
|---|---|---|---|
| EverStart | Varies by battery type (e.g., Automotive: 2-year free replacement, 3-year prorated) | Defects in materials and workmanship; premature failure | Damage from improper installation, misuse, or abuse; discharged batteries |
| Duracell | Varies by battery type (e.g., Automotive: 3-year free replacement) | Defects in materials and workmanship; premature failure | Damage from improper installation, misuse, or abuse; discharged batteries |
| Optima | Varies by battery type (e.g., YellowTop: 3-year free replacement) | Defects in materials and workmanship; premature failure | Damage from improper installation, misuse, or abuse; discharged batteries |
Identifying if Your Battery is Covered

Navigating the world of battery warranties can feel a bit like trying to decipher a cryptic map. Fear not, though! We’ll break down the process of figuring out if your Walmart battery is still under warranty, ensuring you’re well-equipped to handle any unexpected power failures.
Determining Warranty Period
The first step in any warranty claim is verifying if your battery is still protected. This involves checking the purchase date against the warranty’s terms. Walmart’s battery warranties typically cover a specific period from the date of purchase, usually ranging from one to three years, depending on the battery type and manufacturer.
Required Documentation for a Claim
To initiate a warranty claim, you’ll need the proper paperwork. This is your proof of purchase and essential for validating the warranty.
- Original Receipt: This is your golden ticket. The receipt acts as irrefutable evidence of your purchase, including the date, battery type, and price. Without it, your claim might face significant challenges.
- Photo Identification: While not always explicitly required, having a valid photo ID (like a driver’s license or state ID) can expedite the process and help verify your identity.
- The Battery: Bring the faulty battery itself to the Walmart store. This allows them to assess the issue and verify the failure.
Covered Damage or Failure
Walmart’s battery warranties generally protect against manufacturing defects and premature failure under normal operating conditions. This usually includes issues such as:
- Defective Materials or Workmanship: This covers instances where the battery’s internal components fail due to flaws in the manufacturing process.
- Premature Failure: If the battery fails to hold a charge or perform as expected within the warranty period, it’s typically covered.
- Internal Short Circuits: These can render a battery useless and are often covered.
Reasons for Warranty Denial
Not all battery failures are covered. Several factors can lead to a warranty claim being denied. Understanding these can help you avoid common pitfalls.
- Physical Damage: Batteries damaged by impacts, crushing, or other physical trauma are usually not covered.
- Improper Installation or Use: Incorrect installation, using the battery for applications it wasn’t designed for, or exceeding its specifications can void the warranty.
- Overcharging or Undercharging: Damage caused by improper charging practices is often excluded.
- Expired Warranty: If the failure occurs after the warranty period has ended, the claim will be denied.
Crucial Receipt Information
Your Walmart battery receipt is packed with critical information that’s vital for a warranty claim. It’s like a secret decoder ring for your battery’s protection.
- Purchase Date: This is the most crucial piece of information. It establishes the start date of your warranty coverage.
- Battery Type and Model Number: This confirms that the battery in question is the one covered by the warranty.
- Price Paid: While not directly related to the warranty, this helps verify your purchase and is useful for record-keeping.
- Store Location: The store where the battery was purchased can be important for processing the claim, particularly if you need to return it to the original location.
- Warranty Information (if explicitly stated): Some receipts may have brief warranty details printed on them. While not always present, it’s worth checking.
The Replacement Process at Walmart
So, you’ve determined your battery is covered under Walmart’s warranty – excellent! Now, let’s dive into the practicalities of getting that replacement, ensuring a smooth and hassle-free experience. We’ll walk you through each step, from finding the right department to driving away with a fresh battery.
Initiating a Battery Warranty Replacement Procedure
The first step is, of course, heading to your local Walmart. You will need to take your vehicle, your old battery, and any relevant documentation. This ensures they can properly assess the situation and confirm your warranty coverage.
- Locate the Automotive Department: The automotive department is typically located near the tire and auto service center. If you’re unsure, ask any Walmart associate for directions. They’re usually quite helpful in pointing you in the right direction.
- Check Customer Service Desk: If you can’t find the automotive department, or if it’s closed, the customer service desk is your next best bet. They can often assist with warranty claims or direct you to the appropriate person.
- Present the Battery and Documentation: Have your battery and the original purchase receipt or proof of purchase readily available. This helps expedite the process.
- Provide Necessary Information: You’ll be asked to provide details such as the battery’s purchase date, vehicle information, and a description of the issue.
- Assessment and Verification: A Walmart associate will likely test your old battery to confirm the failure and verify that it’s covered under the warranty.
Finding the Automotive Department or Customer Service Desk
Navigating a large Walmart store can sometimes feel like an adventure, but don’t worry, finding the right place for your battery replacement is usually straightforward. Think of it as a quest – and the reward is a working car!
- In-Store Navigation: Many Walmart stores have signs that clearly indicate the location of the automotive department. Look for these signs, which are often displayed near the entrance or in the aisles.
- Use the Store Directory: Many stores have interactive directories or kiosks that can provide directions to specific departments. This is a quick way to find the automotive section.
- Ask an Associate: Walmart associates are there to assist you. Don’t hesitate to ask for help if you’re unsure where to go. They can provide directions or guide you to the correct location.
- Consider Store Layout Variations: The layout of each Walmart store can vary slightly. Familiarize yourself with the general layout of the store.
- Customer Service Desk Location: The customer service desk is usually located near the front of the store, often near the entrance or exit.
Information Required During the Warranty Claim Process
To make the warranty claim process as smooth as possible, be prepared to provide the following information:
- Proof of Purchase: This is the most crucial piece of information. Your original purchase receipt or other proof of purchase (like a credit card statement) is essential to verify your warranty.
- Vehicle Information: They will need the make, model, and year of your vehicle. This helps ensure the correct replacement battery is selected.
- Battery Details: The battery’s part number or model number may be requested. This information is usually found on a sticker on the battery itself.
- Description of the Issue: Be prepared to briefly describe the problem you’re experiencing with the battery. This could include things like the car not starting or slow cranking.
- Personal Information: You might be asked for your name, address, and contact information for warranty record-keeping purposes.
Typical Timeframe for a Battery Replacement
Patience, grasshopper! While the exact timeframe can vary depending on store volume and staffing, here’s a general idea of what to expect during a battery replacement:
- Claim Initiation: This is the moment you walk into the store and begin the process. Expect to spend a few minutes at this stage.
- Battery Testing: A Walmart associate will test your old battery. This typically takes a few minutes.
- Verification and Paperwork: The associate will verify your warranty and handle the necessary paperwork. This might take a few minutes, depending on the store’s systems.
- Battery Replacement: The actual replacement of the battery usually takes about 15-30 minutes, depending on the vehicle.
- Overall Time: The entire process, from start to finish, can typically be completed within 30-60 minutes, assuming there are no significant delays. However, this is just an estimate, and the actual time may vary.
Flowchart of the Walmart Battery Warranty Replacement Process
Here’s a visual representation of the steps involved in a Walmart battery warranty replacement:
| Step | Description | Details |
|---|---|---|
| 1. Customer Arrives | Customer enters Walmart and proceeds to the automotive department or customer service. | Customer has the old battery, vehicle, and purchase documentation. |
| 2. Locate Automotive Department/Customer Service | Customer finds the automotive department or customer service desk. | Uses signage, store directory, or asks an associate for directions. |
| 3. Present Battery and Documentation | Customer presents the old battery and purchase receipt. | Ensures proof of purchase and battery details are readily available. |
| 4. Provide Information | Customer provides vehicle details, the battery model number, and a description of the issue. | Includes make, model, year, and a brief description of the problem. |
| 5. Battery Testing | Walmart associate tests the old battery. | Battery is tested to confirm failure and verify warranty eligibility. |
| 6. Warranty Verification | Associate verifies warranty coverage. | Checks against purchase date and warranty terms. |
| 7. Replacement Battery Selection | Walmart selects the correct replacement battery. | Based on vehicle information. |
| 8. Battery Installation | Walmart installs the new battery. | Takes approximately 15-30 minutes. |
| 9. Customer Departure | Customer leaves with a new battery and a working vehicle. | Enjoy your newly functioning car! |
Preparing for Your Visit: Walmart Battery Warranty Replacement

Before you head to Walmart for your battery warranty replacement, a little preparation can make the whole process smoother. Think of it like packing for a road trip – you wouldn’t just jump in the car without checking the tires, right? Similarly, a few pre-visit steps can save you time and potential headaches. Getting ready beforehand ensures you’re equipped to handle the situation efficiently and effectively.
Safely Transporting a Faulty Battery
Getting a dead battery to Walmart might seem like a simple task, but it requires a bit of care. Remember, a battery contains corrosive acid and can be quite heavy.Here’s how to do it safely:
- Protective Gear: Wear gloves and eye protection. Acid can cause serious burns.
- Upright Position: Keep the battery upright to prevent any leaks. If it tips over, the acid can spill.
- Secure Containment: Place the battery in a sturdy box or container. This will contain any potential spills and make it easier to carry.
- Ventilation: Ensure the container is well-ventilated, especially if you suspect any gas leakage.
- Avoid Tilting: Handle the battery carefully to avoid any unnecessary tilting or jostling.
- Consider Assistance: If the battery is particularly heavy, ask for help.
Preparing the Vehicle for Battery Installation
While Walmart offers battery installation services, sometimes you might choose to do it yourself or simply want to be ready for the process. Getting your car ready beforehand is a good idea.Here’s how to prepare:
- Locate the Battery: Find your car’s battery. Consult your owner’s manual if you’re unsure. Batteries are usually under the hood, but can sometimes be in the trunk or under a seat.
- Gather Your Tools (If Doing it Yourself): Have the necessary tools ready, such as a wrench set, pliers, and a battery terminal cleaner.
- Safety First: Disconnect the negative (black) terminal of the old battery first, then the positive (red) terminal. This prevents shorts.
- Clean Terminals: If you plan to install the new battery immediately, clean the battery terminals with a wire brush or battery terminal cleaner.
- Access and Clearance: Make sure you have clear access to the battery compartment. Remove any obstructions.
Essential Tools and Items for Battery Replacement
Having the right tools and items on hand can make the battery replacement process much easier. It’s like having the right ingredients for a recipe – it ensures a better outcome.Here’s a list of what you might need:
- Wrench Set: This is crucial for removing and tightening the battery terminals and hold-down clamp. A socket set might be useful too.
- Pliers: Helpful for gripping and maneuvering battery terminals, especially if they are corroded.
- Battery Terminal Cleaner: This removes corrosion from the terminals, ensuring a good connection.
- Gloves and Eye Protection: Safety first! Protect yourself from battery acid.
- Baking Soda and Water (Optional): If there’s acid spill, this mixture can neutralize it.
- Memory Saver (Optional): This device plugs into your car’s OBD-II port and maintains power to your car’s computer while you replace the battery, preventing the loss of radio presets and other settings.
- Owner’s Manual: Refer to your car’s manual for specific battery location and replacement instructions.
Inspecting a Battery for Physical Damage Before a Warranty Claim
Before you visit Walmart, a quick inspection can help determine if your battery issue is covered under warranty. Not all battery failures are warranty-eligible, and this check can save you a trip if the damage is clearly not covered.Here’s how to inspect your battery:
- Check for Cracks: Look for any cracks or damage to the battery case. Physical damage usually voids the warranty.
- Inspect for Leaks: Check for any signs of battery acid leakage. Leakage often indicates a problem.
- Examine the Terminals: Check for excessive corrosion. While some corrosion is normal, excessive build-up can indicate a problem.
- Look for Swelling or Bulging: A swollen or bulging battery case is a sign of internal damage and could be a safety hazard.
- Check the Terminals: Ensure that the terminals are not loose or damaged.
Troubleshooting Common Issues

Navigating the Walmart battery warranty process can sometimes feel like a treasure hunt, complete with unexpected obstacles. Don’t worry, though; we’ve assembled a trusty map to guide you through the trickiest parts, ensuring a smooth and successful replacement experience.
Solutions for Common Problems
Sometimes, things don’t go according to plan. Here’s a look at how to tackle some common hiccups you might encounter during your battery warranty replacement.
Here’s a breakdown of solutions:
- Battery Won’t Start the Car: This is the most obvious sign of a battery issue. If your car won’t crank or starts slowly, it’s time to test the battery. A simple load test performed at Walmart can quickly confirm if the battery is the culprit.
- Battery Lights On: The dashboard light can be a clue to the battery issue. Make sure your car’s charging system is functioning correctly. If the light persists after a jump-start or a new battery, the problem may lie elsewhere, like the alternator.
- Battery Corrosion: Corrosion on the battery terminals can disrupt the electrical flow. Clean the terminals thoroughly, and if the corrosion is severe, the battery might be damaged beyond repair.
- Battery Age: Batteries degrade over time. Knowing your battery’s age (usually indicated by a sticker on the battery itself) helps determine if it’s nearing the end of its life, which can impact the warranty coverage.
- Car Electronics Malfunction: Issues with your car’s electronic systems (lights, radio, etc.) can point to a failing battery. Check the battery’s voltage to rule out other possible causes.
Handling Out-of-Stock Situations
Finding out the replacement battery you need isn’t in stock can be frustrating, but don’t let it deflate your tires. Here’s how to navigate this situation:
Here are your options:
- Check Other Stores: Walmart’s inventory can vary. Inquire about availability at nearby stores, which might have the correct battery in stock.
- Order Online: Walmart.com offers a convenient option to order the battery online. You can typically have it shipped to your home or pick it up at a store, depending on availability.
- Consider Alternatives: If the exact battery is unavailable, a Walmart associate might suggest a comparable battery with similar specifications. Ensure it meets your vehicle’s requirements.
- Ask About Expected Delivery: If the battery is on backorder, find out the estimated delivery time. You can decide if waiting is feasible or if you need an immediate solution.
- Temporary Solution: If your battery is completely dead, a jump-start or using a portable jump starter can get you back on the road while you wait for a replacement.
Dealing with Disagreements Over Eligibility
Sometimes, disagreements can arise with Walmart staff regarding warranty eligibility. Remain calm and approach the situation strategically.
Here’s how to handle it:
- Review Your Warranty: Carefully read your battery’s warranty documentation to understand the terms and conditions.
- Document Everything: Keep records of all communications, including dates, times, and names of the Walmart employees you speak with.
- Provide Proof: Bring your original receipt and any other relevant documentation, such as service records.
- Escalate if Necessary: If you can’t resolve the issue with the initial staff member, request to speak with a manager.
- Contact Corporate: If the manager cannot assist, contact Walmart’s customer service department for further assistance.
Tips for Finding the Correct Replacement Battery
Selecting the correct replacement battery is essential for your vehicle’s performance and warranty compliance.
Follow these steps:
- Check Your Owner’s Manual: The owner’s manual specifies the correct battery type, size, and cold-cranking amps (CCA) for your vehicle.
- Use the Walmart Battery Finder: Walmart’s website and in-store battery finder tool will identify the compatible batteries for your vehicle based on its make, model, and year.
- Note the Battery’s Group Size: This refers to the battery’s physical dimensions.
- Consider CCA Ratings: Ensure the replacement battery meets or exceeds your original battery’s CCA rating, especially if you live in a cold climate.
- Check the Terminals’ Location: The battery terminals’ location (positive and negative) must match your vehicle’s electrical system.
Common Customer Service Complaints and Suggested Solutions
Customer service can be a make-or-break experience. Here’s a look at common complaints and how to address them:
Complaint: “The Walmart staff was unhelpful and rude.”
Solution: Remain polite and persistent. Request to speak with a manager or contact Walmart’s customer service. Document the interaction, including names and dates.
Complaint: “The warranty claim was denied without a valid reason.”
Solution: Review your warranty documentation. Provide all necessary proof of purchase and any supporting evidence. Escalate the issue to a manager or customer service if needed.
Complaint: “The replacement battery didn’t fit my car.”
Solution: Double-check the battery’s group size and terminal placement against your vehicle’s requirements. Use the Walmart battery finder to ensure compatibility before purchasing.
Complaint: “I was charged for a replacement battery that should have been covered under warranty.”
Solution: Provide your receipt and warranty documentation. Ask for a refund if you were incorrectly charged. Contact customer service for assistance.
Alternatives and Considerations
Choosing the right battery replacement strategy is like choosing the right team for a championship game. It involves scouting the competition, understanding your own strengths and weaknesses, and making informed decisions to ensure a win – in this case, a reliable and cost-effective battery solution. Let’s delve into the options and factors that will help you make the best play.
Comparing Walmart’s Battery Warranty with Competitors, Walmart battery warranty replacement
The battery warranty landscape is as varied as the vehicles on the road. Understanding how Walmart stacks up against the competition is crucial for making a smart decision.Walmart’s battery warranty typically offers a combination of free replacement within a certain period (e.g., 2-3 years) and a prorated warranty beyond that. This means if your battery fails within the initial period, you get a new one for free.
If it fails later, you might get a discount on a replacement, based on how long you’ve had the battery.Other retailers and auto parts stores often have similar structures, but the specifics can differ significantly. For example:
- AutoZone: AutoZone typically offers a variety of battery brands with different warranty periods, ranging from 2 to 5 years, including free replacement periods and prorated coverage. They often have options for roadside assistance included with their premium batteries.
- Advance Auto Parts: Similar to AutoZone, Advance Auto Parts provides a range of battery options with varying warranty terms. They also frequently run promotions and offer installation services.
- O’Reilly Auto Parts: O’Reilly also carries a wide selection of batteries with warranties that often include free replacement periods and prorated coverage. They are known for their knowledgeable staff and installation services.
The key is to compare the length of the free replacement period, the terms of the prorated warranty, and any additional benefits, such as roadside assistance or installation services, offered by each retailer. Consider the convenience of location, the reputation of the retailer, and the brands they carry when making your decision.
Advantages and Disadvantages of Choosing Walmart
Deciding whether Walmart is the right choice for your battery replacement involves weighing the pros and cons. Advantages:
- Convenience: Walmart stores are widely accessible, making it easy to find a location near you.
- Price: Walmart often offers competitive pricing on batteries.
- Warranty: Their warranty provides a good balance of free replacement and prorated coverage.
- Installation: Walmart offers battery installation services in many locations, providing a one-stop-shop experience.
Disadvantages:
- Brand Selection: The selection of battery brands might be more limited compared to dedicated auto parts stores.
- Expertise: While Walmart staff can often assist with battery replacement, they might not have the same level of automotive expertise as specialized auto parts retailers.
- Waiting Times: Depending on the location and demand, you might experience longer waiting times for installation.
Factors to Consider When Selecting a Replacement Battery
Choosing the right battery goes beyond just finding one that fits. Several factors will influence its performance and lifespan.
- Battery Type:
- Flooded Lead-Acid Batteries: These are the most common and generally the most affordable type. They require regular maintenance (checking and topping off water levels).
- Absorbent Glass Mat (AGM) Batteries: AGM batteries are maintenance-free, offer better performance in extreme temperatures, and are often used in vehicles with start-stop systems. They tend to be more expensive.
- Gel Batteries: Gel batteries are similar to AGM batteries but use a gel electrolyte. They are often used in specialized applications.
- Group Size: This refers to the physical dimensions of the battery, ensuring it fits properly in your vehicle. Check your owner’s manual or the old battery for the correct group size.
- Cold Cranking Amps (CCA): This measures the battery’s ability to start your engine in cold weather. Choose a battery with the CCA rating recommended by your vehicle manufacturer. A higher CCA rating is generally better, especially in colder climates.
- Reserve Capacity (RC): This indicates how long the battery can provide power if the charging system fails. A higher RC is desirable for extended use of electrical accessories.
- Brand Reputation: Research different battery brands to understand their reliability and customer satisfaction. Consider brands like EverStart (Walmart’s brand), Duralast, Optima, and others.
- Price: Set a budget and compare prices from different retailers. Remember that a slightly more expensive battery with a better warranty or features might be a better long-term investment.
Recycling Old Batteries After Replacement
Recycling your old battery is not just an environmentally responsible act; it’s often legally required. Lead-acid batteries contain hazardous materials, and improper disposal can contaminate the environment.Walmart, along with most auto parts stores, will take your old battery for recycling when you purchase a new one. This service is typically free of charge. They then send the batteries to specialized recycling facilities that recover the lead, plastic, and sulfuric acid for reuse.By recycling your old battery, you help to:
- Reduce environmental pollution: Prevents harmful chemicals from leaching into the soil and water.
- Conserve natural resources: Recycles valuable materials like lead.
- Comply with regulations: Avoid potential fines or penalties for improper disposal.
Potential Costs Beyond Battery Replacement
While the price of the battery is the most obvious cost, there might be other expenses associated with the replacement process.
- Installation Fees: Although Walmart often provides free installation, some stores may charge a fee. Check the policy at your local store. If you choose to have the battery installed at an auto parts store, installation fees may apply.
- Labor Costs (if not DIY): If you don’t install the battery yourself, factor in labor costs from a mechanic or service center.
- Additional Parts: You might need to replace corroded battery terminals or cables, which would add to the overall cost.
- Vehicle Diagnostics: In some cases, replacing a battery might require resetting your vehicle’s computer or other electronic systems. This could involve additional service charges.
Before proceeding with a battery replacement, obtain a clear understanding of all potential costs. Ask about any installation fees, and determine if any additional services are required. By being aware of these potential expenses, you can avoid surprises and budget effectively for the battery replacement.