Let’s face it - Airtag functionality depends on a healthy battery.
While Apple claims the CR2032 battery used in Airtag can last about a year with normal use, there might be a situation where your Airtag battery becomes faulty or stops working. In such a situation, you need to change the Airtag battery.
This guide provides a step-by-step approach to changing a faulty or outdated Airtag battery without complications. Let’s dive right in!
Part 1: How Do You Know When You Need a New Airtag Battery?
There are three common ways to know when you need to replace your Airtag’s battery. This includes the following;
- Low Battery Warning: The Find My app sends notifications when your Airtag’s battery is nearing depletion.
- Reduced Performance: If your Airtag’s location updates are delayed or inaccurate, it could indicate a weak battery.
- No Sound Output: Another sign you could use to know that you need a new Airtag battery is when you trigger the Airtag to play a sound and it’s unresponsive.
Regularly checking the Airtag’s battery status in the Find My app can help you stay ahead of any issues, helping you avoid interruptions in tracking.
Related Reading: How Long Does AirTag Battery Life Last?
Part 2: What Type of Battery Does Airtag Use?
Apple’s Airtag rely on CR2032 lithium coin cell batteries to function. These types of batteries are known for their compact size, high energy density, and durability (which enables them to last long). Plus, they operate efficiently across a wide temperature range.
Also, CR2032 batteries are easily replaceable. You can find them in most electronics stores and online marketplaces, with an average cost between $2 and $5 per unit.
Important Note: When purchasing a replacement, avoid CR2032 batteries with a bitter coating, as it can interfere with the battery’s functionality in Airtag.
Part 3: How to Change Airtag Battery
Replacing Airtag battery is as simple as taking a walk in the park. Here is how;
- Flip your Airtag to the silver side and twist the stainless piece back counterclockwise.
- Open the steel piece and remove the old CR2032 battery. Then, insert the new battery by placing the plus side (+) to face up.
- Finally, put back the steel piece on the Airtag and twist it clockwise until it fits into place.
Part 4: Best Airtag Alternatives People are Using in 2025
As Airtags continue to dominate the market, several alternatives have emerged with distinct features and capabilities. Here, we’ll introduce you to top item trackers with more robust features and batteries that can last longer than a year.
1. eufy SmartTrack Link
- Best for: Key, Backpack, Luggage
- Battery type: ReplaceableCR2032 battery (Lasts up to 1 year)
SmartTrack Link is a top item tracking tool that works seamlessly with Apple Find My Network to enable you to find lost items quickly and easily.
This tracking device boasts advanced features like worldwide tracking, left-behind alarm, connection with finder, and lots more.
Also, SmartTrack Link supports integration with the eufy Security app, which enables you to easily share your lost item location with your contacts, providing a convenient way to keep track of your personal belongings and helping you enhance safety.
2. eufy SmartTrack Card E30
- Best for: Wallet, Passport, Laptop
- Battery Type: Rechargeable (Lasts up to 1 year with a single charge)
For users looking for a rechargeable item tracking device, the eufy SmartTrack Card E30 is the best option for you. This tracking card boasts a rechargeable battery that lasts up to a single year on a single charge.
The best part about the eufy SmartTrack Card E30 is that it helps reduce waste and saves you more money because you don’t need to replace batteries over and over again.
What’s more, this device’s ultraslim design (like a credit card) enables you to track your items discreetly without adding bulk to your essentials.
3. eufy SmartTrack Card
- Best For: Wallet, Passport, Laptop
- Battery Type: Built-in irreplaceable battery (Last up to 3 years)
Although eufy SmartTrack Card does not have a replaceable or rechargeable battery, its built-in battery can last up to three years, providing you with long-lasting peace of mind.
This item tracker can be seamlessly integrated with Apple devices using the eufy security app and Apple Find My Network, enabling you to find your lost items with advanced features like worldwide tracking, left-behind alarm, and silent mode alarm.
Conclusion
Maintaining your Airtag’s performance is simple with timely battery replacements. By understanding the signs of battery depletion and following the straightforward replacement steps, you can ensure uninterrupted tracking.
However, if you’re considering Airtag alternatives, options like the eufy SmartTrack series provide innovative features tailored to diverse needs.
FAQs
Do Airtag need to be charge?
No, Airtags do not require charging. They use a replaceable CR2032 lithium coin cell battery that lasts up to a year under normal usage.
How Much Does It Cost to Change Airtag Battery?
The cost of replacing an Airtag battery is minimal. CR2032 batteries are readily available and typically cost between $2 and $5.