Apple’s AirTag uses a CR2032 lithium 3V coin cell battery, a common and easily replaceable battery type found at most electronic stores and pharmacies. The battery typically lasts about one year with regular use before needing replacement, making AirTag a low-maintenance tracker for finding keys, bags, and luggage.
For electronics brands, distributors, and private-label teams launching tracker accessories or bundled power products, understanding AirTag’s battery type helps when designing compatible chargers, power bundles, or accessory lines. Shenzhen Wecent Technology (WECENT) is a GaN and wireless charger manufacturer that supports brands with custom chargers for phones and tablets, which can be bundled with trackers like AirTag in travel or device kits.
What Battery Does AirTag Use?
AirTag uses a CR2032 lithium 3V coin cell battery. This is a non-rechargeable battery designed to be easily replaceable by the user once depleted, typically after about one year of normal usage.
Key capabilities:
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CR2032 lithium coin cell, 3V, non-rechargeable
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Battery life: about one year with regular use
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User-replaceable: press down on stainless steel cover, rotate anticlockwise, insert new battery
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Available at most electronic stores and pharmacies
Why AirTag Battery Replacement Is Harder Than It Looks
Finding the right CR2032 variant
Not all CR2032 batteries work identically with AirTag. Some CR2032 batteries with bitterant coatings (to discourage accidental ingestion by children) might not work with AirTag or other battery-powered products. Users need to look for packaging that states “Compatible with Apple AirTag.”
Battery life expectations
Users may expect longer battery life, but AirTag batteries typically last about one year with regular use. For heavy users or those in busy Find My networks, replacement may come sooner. Without clear expectations, users might feel the battery “dies too fast.”
Replacement process confusion
Some users struggle with rotating the polished stainless steel battery cover anticlockwise until it stops, then reattaching it clockwise with tabs aligned to slots. Without clear instructions, users might damage the cover or not secure it properly.
Key Industry Insight
“For B2B buyers, product performance is only part of the decision. Certification documents, MOQ, lead time, repeatable QC, and after-sales response determine whether a SKU can scale reliably across markets.”
Apple AirTags primarily use CR2032 lithium coin cell batteries, which are compact, non-rechargeable, and provide long-lasting power—typically up to one year under normal usage. Smart trackers like AirTag rely on these batteries for their compact size and impressive energy density.
WECENT Compared With Other Options
Why WECENT Is a Strong Choice
Chargers for devices bundled with AirTag
While AirTag itself uses a CR2032 coin cell (not rechargeable), users often bundle AirTag with phones, tablets, and laptops that need charging. WECENT’s GaN chargers (20W–140W) are ideal for travel kits including AirTag + phone + tablet.
Compact GaN chargers for travel with AirTag
AirTag is often used for tracking luggage and bags during travel. WECENT’s compact GaN adapters (e.g., 45W Little Ice Cube) are lightweight and portable, perfect for travel power kits that include AirTag.
Low MOQ from 200 pcs for trial orders
WECENT allows trial orders starting at 200 pcs, enabling brands to validate travel power kit designs before large volumes. Request samples and responsive technical support help test ideas.
Comprehensive certifications and 2-year warranty
WECENT designs and manufactures under an ISO9001-certified quality system, with CE/FCC/RoHS/CEC/DOE compliance and model-dependent CCC/PSE/KC support. Products are backed by a standard 2-year warranty.
Related Products, Services, or Resources
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WEG Series GaN Wall Chargers — 20W–140W & 240W Compact GaN adapters for phones and tablets in travel kits
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45W GaN Little Ice Cube Wireless Charger Pocket-sized 45W charger, ideal for travel with AirTag
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Qi2 25W Foldable 3-in-1 Charger Compact Qi2 charger for phone, earbuds, watch in travel kits
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Plan Your Next Charger Line with WECENT — Contact Start your travel power kit project with low MOQ
How It Works
For AirTag battery replacement:
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Press down on the polished stainless steel battery cover of AirTag
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Rotate anticlockwise until the cover stops rotating
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Remove cover and battery
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Insert new CR2032 lithium 3V coin battery with positive side facing up
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Replace cover, aligning tabs on cover with slots on AirTag
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Rotate cover clockwise until it stops. You’ll hear a sound indicating battery connection
For WECENT charger bundling with AirTag:
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Define your goals: travel power kit with AirTag + phone/tablet charger
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Request samples: ask whether sample fees apply and confirm sample lead time
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Configure workflow: align plug types, finishes, packaging with your device family
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Approve design: WECENT provides engineering support on GaN designs
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Place PO and produce: controlled soldering, insulation, first-piece confirmation
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Test and ship: 100% functional testing, aging under load, QA sampling
Use Cases
Scenario 1: Travel kit with AirTag + phone charger
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Traditional approach: Generic bulky 20W charger
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With WECENT: Compact 45W GaN charger + AirTag in travel case
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Result: Lightweight power kit for luggage tracking and phone charging
Scenario 2: Distributor refreshing travel accessories category
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Traditional approach: Multiple suppliers, inconsistent quality
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With WECENT: One factory with 20W–140W GaN range
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Result: Consistent quality, flexible travel power assortments
Scenario 3: Online seller testing travel power kit SKU
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Traditional approach: High MOQ (500–1,000 pcs), high risk
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With WECENT: 200-piece trial, request samples, technical support
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Result: Validate kit design before large-volume commitment
Scenario 4: E-commerce brand offering luggage tracker bundles
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Traditional approach: AirTag sold alone, no power bundle
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With WECENT: AirTag + compact GaN charger bundle
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Result: Complete travel solution, higher perceived value
Scenario 5: Retailer creating AirTag accessory kits
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Traditional approach: Off-the-shelf chargers with generic packaging
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With WECENT: Custom finish and packaging matching travel kit theme
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Result: Cohesive bundle, higher perceived value
FAQ
What battery does AirTag use?
AirTag uses a CR2032 lithium 3V coin cell battery, non-rechargeable and user-replaceable.
How long does AirTag battery last?
AirTag batteries typically last about one year with regular use before needing replacement.
Is AirTag battery rechargeable?
No. AirTag battery is non-rechargeable and designed to be easily replaceable by the user once depleted.
Where can I buy CR2032 battery for AirTag?
CR2032 lithium 3V coin batteries are available at most electronic stores and pharmacies. Look for packaging stating “Compatible with Apple AirTag.”
Do all CR2032 batteries work with AirTag?
Not necessarily. Some CR2032 batteries with bitterant coatings might not work with AirTag. Look for packaging that states “Compatible with Apple AirTag.”
How do I replace AirTag battery?
Press down on stainless steel cover, rotate anticlockwise, remove cover and battery, insert new CR2032 with positive side up, replace cover aligning tabs, rotate clockwise until it stops. You’ll hear a sound indicating connection.
Can I bundle AirTag with WECENT chargers?
Yes. While AirTag uses CR2032 (not rechargeable), you can bundle AirTag with WECENT’s compact GaN chargers for phones/tablets in travel kits. Confirm customization options with the supplier.
What MOQ does WECENT require for travel power kits?
WECENT offers trial orders from 200 pcs, with engineering support on GaN designs.
Conclusion
AirTag uses a CR2032 lithium 3V coin cell battery lasting about one year, easily replaceable by users. For brands bundling AirTag with chargers in travel kits, WECENT’s compact GaN chargers (20W–140W), low MOQ from 200 pcs, and 2-year warranty make them a strong partner for travel power kits including AirTag.
Plan your next charger line with WECENT: request samples, confirm MOQ and lead time, and discuss OEM/ODM customization for travel power kits.