DURACELL CR2032 3V Lithium Battery (2 Count Pack)
4.8Editor score
Compatible with AirTag and key fobs
Child safety bitter taste coating
Superior longevity assurance
In this guide
Finding the right battery replacement for Airtags is essential for maintaining reliable tracking on your valuables. Standard CR2032 cells often last only a year, which can be inconvenient for users who need long-term peace of mind.
We have compared ten top-rated solutions including extended battery cases and high-quality coin cells. Our analysis focuses on capacity, durability, ease of installation, and overall value for different use cases.
Each pick highlights specific benefits and trade-offs to help you decide based on your priorities. Prices and availability may change frequently so always check the current listings before making your purchase.
Top 3 Picks for Best Battery Replacement for Airtags
Elevation Lab AirTag 10-Year Battery Compact (4 Pack)
4.8Editor score
Compact snap-together design
Over 14x more battery life
Uses two AA batteries
Elevation Lab AirTag 10-Year Extended Battery Case (4 Pack)
4.7Editor score
IP69 waterproof ultra-durable
Ultra-strong fiber reinforced composite
Over 14x more battery capacity
Top 10 Best Battery Replacement for Airtags in 2026 Compared
Below you will find a detailed side-by-side comparison of all ten products evaluated in this guide to help you quickly identify the best option for your specific tracking needs.
ProductsSpecificationsEditor scorePrice
Editor's Choice
Elevation Lab AirTag 10-Year Battery Compact (4 Pack)
Compact snap-together design
Over 14x more battery life
Uses two AA batteries
Patented technology
4.8Editor score
Editor's Choice
Elevation Lab AirTag 10-Year Extended Battery Case (4 Pack)
Over 14x more battery capacity
Uses two AA batteries
IP69 waterproof & durable
Patented technology
4.7Editor score
Best Premium
Elevation Lab AirTag 5-Year Extended Battery Case (4 Pack)
Ultra-compact extended battery case
Over 5x more battery capacity
Uses two AAA batteries
IP69 waterproof & durable
4.6Editor score
Elevation Lab AirTag 10-Year Battery Compact (2 Pack)
Compact snap-together design
Over 14x more battery life
Uses two AA batteries
Patented technology
4.8Editor score
DURACELL CR2032 3V Lithium Battery (2 Count Pack)
Compatible with AirTag and key fobs
Child safety bitter taste coating
Superior longevity assurance
Trusted in medical devices
4.8Editor score
TagPopper Battery Cover Removal and Reassembly Tool
Patented utility tool
Reinforced Tri-Grip suction design
Simple twist action
Durable and long-lasting
4.2Editor score
Elevation Lab AirTag 10-Year Extended Battery Case
Over 14x more battery capacity
Uses two AA batteries
IP69 waterproof & durable
Patented technology
4.7Editor score
Energizer 2032 Batteries (2 Pack)
Two packs of 2 batteries
Child-resistant packaging included
Long lasting CR2032 battery
Performs in extreme temperatures
4.7Editor score
Elevation Lab AirTag 5-Year Extended Battery Adhesive Mount (4 Pack)
Compact AirTag extended battery adhesive
Over 5x more battery capacity
Uses two AAA batteries
Strong 3M VHB adhesive
4.4Editor score
Energizer 2032 Batteries (4 Count Pack of 2)
4 pack of Energizer CR2032
Child-resistant packaging included
Long lasting CR2032 battery
Performs in extreme temperatures
4.8Editor score
1. Elevation Lab AirTag 10-Year Battery Compact (4 Pack) – Best Overall Battery Replacement
Elevation Lab AirTag 10-Year Battery Compact (4 Pack)
Compact snap-together design
Over 14x more battery life
Uses two AA batteries
Robust fiber reinforced composite
The Elevation Lab AirTag 10-Year Battery Compact offers a significant upgrade to the standard AirTag power source. With a rating of 4.8 stars it has become a favorite among users seeking longevity and reliability in their tracking devices.
Pros
- Massive battery life extension
- Compact design minimal bulk
- Easy snap assembly
- Durable fiber construction
- High customer satisfaction rating
Cons
- AA batteries not included
- May be larger than original
We may earn a commission when you buy through this link, at no additional cost to you.
This product stands out by delivering over 14 times more battery life than the standard CR2032 cell. It uses two AA batteries which allows it to function for years without needing replacement. The compact snap-together design ensures easy assembly without complex tools.
While it does not include the AA batteries itself the extended life makes it a worthwhile investment. The only trade-off is a slight increase in size compared to the bare AirTag but this is acceptable for the peace of mind it provides.
Anyone who tracks vehicles or valuable items over long periods should consider this solution. It eliminates the worry of finding dead tags when you need them most and ensures consistent performance for years to come.
Extended Lifespan for Critical Assets
This compact design allows you to attach the AirTag to vehicles trailers or luggage without frequent battery changes.
Simple User Friendly Assembly
The snap-together mechanism makes setup quick and straightforward for anyone looking to upgrade their tracking hardware.
We may earn a commission when you buy through this link, at no additional cost to you.
2. Elevation Lab AirTag 10-Year Extended Battery Case (4 Pack) – Best Premium Protection
Elevation Lab AirTag 10-Year Extended Battery Case (4 Pack)
Over 14x more battery capacity
Uses two AA batteries
IP69 waterproof & durable
Ultra-strong fiber reinforced
The Elevation Lab AirTag 10-Year Extended Battery Case provides exceptional protection and longevity for your AirTag devices. With a solid 4.7 star rating it is highly trusted for outdoor and industrial applications where durability is key.
Pros
- IP69 waterproof protection
- Extended battery life
- Durable fiber construction
- Included hex wrench tool
- Ideal for outdoor use
Cons
- Screw assembly requires time
- Larger than standard AirTag
We may earn a commission when you buy through this link, at no additional cost to you.
This case offers over 14 times more battery capacity compared to standard cells while also protecting the AirTag from water and dust. It is built with ultra-strong fiber reinforced composite and CNC machined screws ensuring it survives harsh conditions.
Assembly involves screwing the unit together with an included hex wrench which is a bit more time-consuming than snap designs. The larger size may also be noticeable on smaller items but it is necessary for the added protection.
This option is perfect for tracking heavy equipment or items exposed to weather. If you need a rugged case that ensures the AirTag survives any environment while lasting for years this is the best choice.
Maximum Environmental Durability
The IP69 waterproof rating ensures your tracking device stays functional even in the harshest outdoor conditions.
Long Term Reliability
Using AA batteries allows for years of uninterrupted tracking without the hassle of frequent maintenance.
We may earn a commission when you buy through this link, at no additional cost to you.
3. Elevation Lab AirTag 5-Year Extended Battery Case (4 Pack) – Best Compact Long Life
Elevation Lab AirTag 5-Year Extended Battery Case (4 Pack)
Ultra-compact extended battery case
Over 5x more battery capacity
Uses two AAA batteries
IP69 waterproof & durable
The Elevation Lab AirTag 5-Year Extended Battery Case is designed for those who need extended life without too much bulk. It holds a 4.6 star rating and is an excellent middle ground between standard tags and full cases.
Pros
- Ultra-compact footprint
- 5x battery capacity boost
- Uses small AAA batteries
- Waterproof IP69 rating
- Durable fiber construction
Cons
- Assembly requires hex wrench
- Slightly less battery life
We may earn a commission when you buy through this link, at no additional cost to you.
This product uses two AAA batteries to deliver over five times the battery capacity of a CR2032 cell. It features a slim profile and is waterproof making it suitable for backpacks luggage and other travel items.
The assembly is straightforward but requires a hex wrench to screw the unit together. While it offers slightly less capacity than AA battery cases the compact size is a significant advantage for discreet placement.
Buyers looking for a balance between size and battery life will find this unit ideal. It provides years of service and protection while remaining compact enough for everyday carry situations.
Discreet Travel Tracker
Its compact dimensions ensure it fits easily inside luggage or camera bags without taking up too much room.
Waterproof Durability
IP69 waterproof rating ensures protection against water ingress during travel or outdoor activities.
We may earn a commission when you buy through this link, at no additional cost to you.
4. Elevation Lab AirTag 10-Year Battery Compact (2 Pack) – Best Small Pack
Elevation Lab AirTag 10-Year Battery Compact (2 Pack)
Compact snap-together design
Over 14x more battery life
Uses two AA batteries
Robust fiber reinforced
The Elevation Lab AirTag 10-Year Battery Compact in a two-pack offers great value for users who need just a couple of extended-life trackers. It matches the performance of the four-pack but with fewer units for a lower price.
Pros
- Affordable two-pack option
- Massive battery life extension
- Easy snap assembly
- Highly durable design
- Compact minimal bulk
Cons
- AA batteries not included
- Limited to two units
We may earn a commission when you buy through this link, at no additional cost to you.
This model delivers over 14 times more battery life than standard CR2032 cells using two AA batteries. The compact snap design ensures it is easy to assemble and disassemble when battery changes are needed.
The only minor drawback is that it comes with only two units so bulk buyers might prefer the larger pack. Also note that AA batteries are not included so you will need to source high-quality lithium ones.
This two-pack is perfect for households or businesses that need a few reliable trackers without investing in bulk. It provides excellent longevity and ease of use for everyday items.
Cost Effective Two Unit Set
This two-pack is an affordable way to extend the life of your most important tracking tags.
Quick Snap Assembly
No tools are needed to install the AirTag into this compact case making setup effortless.
We may earn a commission when you buy through this link, at no additional cost to you.
5. DURACELL CR2032 3V Lithium Battery (2 Count Pack) – Best Budget Replacement
DURACELL CR2032 3V Lithium Battery (2 Count Pack)
Compatible with AirTag and key fobs
Child safety bitter taste coating
Superior longevity assurance
Trusted in medical devices
The DURACELL CR2032 3V Lithium Battery is a standard yet highly reliable choice for replacing AirTag batteries. With a rating of 4.8 stars it is a trusted option for those who prefer simplicity and safety.
Pros
- Affordable and reliable
- High safety for children
- Excellent compatibility
- Long shelf life
- Trusted brand quality
Cons
- Standard battery life
- Requires replacement often
We may earn a commission when you buy through this link, at no additional cost to you.
This battery is compatible with AirTags and many other devices like key fobs and glucose monitors. It features a bitter taste coating on both sides to help prevent accidental ingestion by children ensuring family safety.
While it does not offer the extended life of AA battery cases it is a straightforward replacement for original batteries. Duracell guarantees its quality against defects which provides peace of mind for regular replacements.
This option is best for users who do not mind changing batteries once a year. It is a safe and high-performing coin cell that works flawlessly with your existing AirTag setup.
Family Safe Design
The bitter taste coating makes these batteries safer for homes with young children who might pick up small items.
Wide Compatibility
Beyond AirTags these batteries work with many other devices making them versatile for household use.
We may earn a commission when you buy through this link, at no additional cost to you.
6. TagPopper Battery Cover Removal and Reassembly Tool – Best Battery Opener
TagPopper Battery Cover Removal and Reassembly Tool
Patented utility tool
Reinforced Tri-Grip suction
Simple twist action
Durable long lasting
The TagPopper Battery Cover Removal and Reassembly Tool is a specialized accessory designed to simplify battery changes for AirTag owners. It has a 4.2 star rating and is praised for its ease of use and durability.
Pros
- Makes opening AirTag easy
- Patented tri-grip design
- Prevents damage to AirTag
- Simple twist action
- Durable build
Cons
- Extra accessory needed
- May not fit all cases
We may earn a commission when you buy through this link, at no additional cost to you.
This tool features a patented reinforced Tri-Grip suction design that locks onto both sides of the AirTag. It allows users to twist the back cover off effortlessly without risking damage to the device or needing excessive force.
Although it is an extra purchase it can save frustration and potential scratches when replacing standard CR2032 batteries. The tool is durable and built to last making it a useful addition for frequent battery changers.
If you find the standard AirTag back cover difficult to open this tool is highly recommended. It provides a secure grip and makes the battery replacement process quick and safe.
Safe AirTag Handling
The suction design prevents slippage ensuring your AirTag remains scratch-free during battery replacement.
Effortless Twist Action
The simple twist mechanism removes the back cover quickly without needing tools or prying.
We may earn a commission when you buy through this link, at no additional cost to you.
7. Elevation Lab AirTag 10-Year Extended Battery Case – Best Single Case
Elevation Lab AirTag 10-Year Extended Battery Case
Over 14x more battery capacity
Uses two AA batteries
IP69 waterproof & durable
Ultra-strong fiber reinforced
The Elevation Lab AirTag 10-Year Extended Battery Case as a single unit is ideal for users who want to test the extended battery performance without buying in bulk. It matches the durability and capacity of the multi-pack versions.
Pros
- Single unit option
- Extended battery life
- IP69 waterproof protection
- Durable fiber construction
- Included hex wrench
Cons
- Screw assembly time
- Larger footprint
We may earn a commission when you buy through this link, at no additional cost to you.
This case offers over 14 times more battery capacity than standard CR2032 cells. It is waterproof and built from fiber reinforced composite materials ensuring it survives harsh conditions and provides long-term protection.
Assembly involves screwing the case together with an included hex wrench which is slightly more involved than snap designs. The larger size may be noticeable but it is necessary to accommodate the AA batteries.
This single case is perfect for those upgrading one valuable item. It provides years of tracking reliability and robust protection against environmental hazards.
Independent Single Use
Buying a single case allows you to upgrade one specific AirTag without committing to a bulk pack.
Robust Protection
IP69 waterproof rating ensures the device stays functional even in wet or dusty environments.
We may earn a commission when you buy through this link, at no additional cost to you.
8. Energizer 2032 Batteries (2 Pack) – Best Alternative Battery
Energizer 2032 Batteries (2 Pack)
Two packs of 2 batteries
Child-resistant packaging included
Long lasting CR2032
Performs in extreme temperatures
The Energizer 2032 Batteries offer a reliable alternative to the standard CR2032 cells for AirTags. With a 4.7 star rating they are widely trusted for consistent performance and safety features.
Pros
- Trusted brand reliability
- Child-resistant packaging
- Wide temperature performance
- Long storage life
- Compatible with AirTags
Cons
- Standard battery life
- Requires replacement yearly
We may earn a commission when you buy through this link, at no additional cost to you.
These batteries come in child-resistant packaging to help keep children safe from potential ingestion. They perform well in extreme temperatures ranging from -22 F to 140 F making them suitable for various climates.
While they do not provide the multi-year life of extended cases they are a solid choice for standard replacements. Energizer batteries hold power for up to 12 years in storage ensuring you have fresh cells when needed.
This option is great for users who prefer a reputable brand and safety packaging. It works perfectly with AirTags and offers dependable performance for everyday tracking needs.
Safe Child Resistant Packaging
The packaging design helps prevent accidental access by children ensuring a safer home environment.
All Weather Performance
These batteries function reliably across a wide temperature range making them versatile for outdoor use.
We may earn a commission when you buy through this link, at no additional cost to you.
9. Elevation Lab AirTag 5-Year Extended Battery Adhesive Mount (4 Pack) – Best Fixed Mount
Elevation Lab AirTag 5-Year Extended Battery Adhesive Mount (4 Pack)
Compact AirTag extended battery adhesive
Over 5x more battery capacity
Uses two AAA batteries
Strong 3M VHB adhesive
The Elevation Lab AirTag 5-Year Extended Battery Adhesive Mount provides a secure way to attach extended-life AirTags to fixed objects. It holds a 4.4 star rating and is designed for permanent installations.
Pros
- Mounting adhesive included
- Extended battery life
- Waterproof durable build
- Great for fixed items
- Easy assembly
Cons
- Adhesive makes it fixed
- Screw assembly required
We may earn a commission when you buy through this link, at no additional cost to you.
This mount uses two AAA batteries to deliver over five times more battery capacity than a standard CR2032 cell. It includes strong 3M VHB adhesive allowing you to mount it permanently in seconds.
Assembly requires screwing the case together with a hex wrench but once installed it stays secure. The waterproof and durable construction ensures it works in outdoor environments where items like trailers are tracked.
This solution is ideal for users who want a fixed tracking point. It combines longevity with a reliable mounting method ensuring your device stays in place.
Permanent Secure Mounting
The strong adhesive ensures the tracker stays fixed to your items even during movement.
Waterproof Durability
IP69 waterproof protection ensures the device works reliably in wet conditions.
We may earn a commission when you buy through this link, at no additional cost to you.
10. Energizer 2032 Batteries (4 Count Pack of 2) – Best Bulk Battery Pack
Energizer 2032 Batteries (4 Count Pack of 2)
4 pack of Energizer CR2032
Child-resistant packaging included
Long lasting CR2032
Performs in extreme temperatures
The Energizer 2032 Batteries in a bulk 4-count pack offer a convenient and reliable solution for users with multiple AirTags. With a 4.8 star rating this pack is a favorite for its quality and value.
Pros
- Bulk value pack
- Trusted brand reliability
- Child-resistant packaging
- Wide temperature range
- Long storage life
Cons
- Standard battery life
- Replacement needed yearly
We may earn a commission when you buy through this link, at no additional cost to you.
These batteries come in child-resistant packaging to keep children safe from potential ingestion. They perform well in extreme temperatures and hold power for up to 12 years in storage ensuring long shelf life.
While they do not provide the extended life of AA battery cases they are perfect for standard replacements. Having four units on hand ensures you are prepared for any battery replacement needs.
This bulk pack is ideal for families or businesses with multiple tracking devices. It provides dependable performance and safety features for all your AirTag replacements.
Convenient Bulk Storage
Having multiple batteries on hand ensures you are never caught without replacements when needed.
Trusted Brand Reliability
Energizer is the worlds top specialty brand ensuring consistent quality and performance.
We may earn a commission when you buy through this link, at no additional cost to you.
Buying Guide – How to Choose the Best Battery Replacement for Airtags
Choosing the right battery replacement for Airtags depends on your specific tracking needs and how often you want to change batteries.
Battery Capacity and Lifespan
The most important factor is how long the battery lasts. Standard CR2032 cells last about 12 months which can be inconvenient for valuable items. Extended cases use AA or AAA batteries to provide 5 to 14 times more capacity allowing for multi-year use.
Prioritize extended cases if you track items that are hard to reach or where dead batteries are unacceptable.
Device Size and Bulk
Standard AirTags are small but extended cases add bulk. AA battery cases are larger and may not fit easily on small items. AAA cases are slimmer but still bigger than the original AirTag. Consider where the tracker will be placed.
Choose compact options if you need discreet tracking on keys or small accessories.
Durability and Protection
If you track outdoor or industrial items look for waterproof and rugged cases. Products with IP69 ratings and reinforced composite materials protect against water dust and impact. Standard coins offer no protection beyond the AirTag housing.
Invest in durable cases for trailers vehicles or gear exposed to harsh conditions.
Ease of Installation
Snap-together designs are faster to assemble than screw-based cases. Some kits include tools while others require separate hex wrenches or screwdrivers. Consider your comfort with tools when choosing a case style.
Opt for snap designs if you want quick and easy battery changes.
Battery Cost and Availability
Extended cases need AA or AAA batteries which are widely available but cost more than coin cells. Standard CR2032 batteries are cheaper and easy to find but need replacing more often. Factor in ongoing battery costs.
Calculate total cost over several years to see if extended life justifies the higher upfront price.
Sound Volume
Some cases dampen the AirTag speaker sound which can make locating a device harder. Extended battery cases reduce volume to about two-thirds of an uncased AirTag. This trade-off may be acceptable for longer battery life.
Ensure the reduced volume is still sufficient for your needs before purchasing.
Safety and Packaging
Standard coin cells often include child safety features like bitter coatings or resistant packaging. Extended cases do not need these since they use larger batteries that are less likely to be swallowed. Safety is critical for households with young children.
Choose safety-rated batteries if children are in the home and coin cells are your choice.
Mounting Options
Some extended cases offer adhesive mounts for fixed installations on walls or vehicles. Others are loose and rely on your own attachments. Decide if you need permanent mounting or flexible placement for your tracking needs.
Select adhesive options for permanent tracking of assets like trailers or equipment.
How to Use and Care for Your Battery Replacement for Airtags
To install an extended battery case first remove the standard CR2032 battery and the metal door from your AirTag. Place the AirTag on the custom contact inside the case and insert two fresh AA or AAA batteries as directed.
Secure the case by snapping it shut or screwing it together with the included tool. Ensure the back cover is firmly attached to maintain the waterproof seal and prevent accidental openings.
Replace the AA or AAA batteries only when the AirTag signals low power. Store spare batteries in a cool dry place to maximize shelf life and check your AirTag status regularly in the Find My app.
Frequently Asked Questions
Can I use the extended battery cases with the Find My app?
Yes all extended battery cases work seamlessly with the Find My app and AirTag features. The extended battery simply replaces the standard power source and does not change how the AirTag connects to your iPhone.
Do AA battery cases affect the range of the AirTag?
No using AA or AAA batteries in extended cases does not reduce the tracking range. The AirTag communicates using Bluetooth and the additional battery capacity does not interfere with signal transmission.
How often do I need to replace the batteries in extended cases?
Depending on usage extended cases can last 5 to 10 years before needing battery replacement. The AA battery options typically outlast the CR2032 cells by a factor of 14 times or more.
Are the extended cases waterproof and suitable for outdoor use?
Yes many extended cases offer IP69 waterproof ratings and are designed for harsh outdoor environments. They protect your AirTag from water dust and impact ensuring reliable tracking anywhere.
Do I need special tools to install the extended cases?
Most extended cases include the necessary tools such as hex wrenches or snap designs requiring no tools. Some may require a flathead screwdriver so check the product details for assembly requirements.
Will the extended case void the AirTag warranty?
Using third party battery cases does not void the Apple AirTag warranty unless damage occurs directly due to the case. Apple warranties cover defects in the AirTag itself not external accessories.
Are there any downsides to using extended battery cases?
The main downsides are the increased size and reduced speaker volume. Extended cases are bulkier than the original AirTag and may muffle the sound which could make locating the device slightly harder.
What type of batteries work best for extended cases?
Lithium AA or AAA batteries are recommended for the longest life in extended cases. Alkaline or rechargeable batteries may have a shorter life and are not recommended by most manufacturers.
Final Thoughts on Choosing the Best Battery Replacement for Airtags
Choosing the best battery replacement for Airtags depends on your priorities for longevity and protection. The Elevation Lab cases provide the longest life while standard Duracell and Energizer coins offer simple reliable replacements.
Consider where you will use your AirTag to decide between extended cases and standard cells. Outdoor and industrial tracking benefits most from the durability and capacity of AA battery cases.
Always verify the current prices and availability before buying since product costs can change. Select the option that fits your tracking needs and budget for the best results.