Elevation Lab's TimeCapsule is a waterproof 10-year battery case for your AirTag
Briefly

Elevation Lab's TimeCapsule accessory extends AirTag battery life by up to 10 years, providing a waterproof solution ideal for larger objects like vehicles and suitcases.
The TimeCapsule case allows users to easily replace batteries without having to open their AirTag, making it simpler to manage multiple devices with longer-lasting power.
Recommended Energizer Ultimate Lithium batteries offer a capacity of over 3,000mAh, ensuring up to a decade of use with the TimeCapsule, enhancing tracking reliability.
While the TimeCapsule increases the size and weight of the AirTag, it provides a significant convenience by minimizing battery changes to a decade rather than yearly.
Read at Engadget
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