A2058 Battery for Apple Watch 4 - 40mm Sport Fitness Tracker Smartwatch Battery Replacement - 220mAh 3.8V Lithium Polymer + Tool-kit  ...  more

Bring your Watch 4 - 40mm smartwatch back to full charge with this brand new replacement A2058 battery - a 100% compatible Watch 4 - 40mm Watch 4 - 40mm battery replacement from subtel®.

Is your Watch 4 - 40mm smartwatch battery no longer holding its charge? Swap it out for a new, long-life replacement watch battery – it’s simple to do and cheaper than buying a whole new watch.

This subtel® Lithium Polymer 3.8V smart watch / fitness tracker battery has been specifically designed for use as a Watch 4 - 40mm A2058 battery replacement, with 100% compatibility for Watch 4 - 40mm Watch 4 - 40mm batteries and more.

Long battery life: Watch 4 - 40mm replacement battery A2058, 220mAh capacity

✔ Replacement Watch 4 - 40mm battery – a perfect replacement battery for Watch 4 - 40mm Watch 4 - 40mm smartwatches
✔ High capacity, long runtime – reliable power and fewer charging breaks thanks to modern Lithium cells without memory effect tech – just like your original Watch 4 - 40mm battery
✔ 100% compatible replacement for your original Watch 4 - 40mm A2058 battery  

High-quality, tested cells for Watch 4 - 40mm sports watches – for up to 1000 charging cycles

✔ High-capacity, long battery life – 220mAh for extended use between charges
✔ Long service life at full power – battery uses Lithium cells without memory effect, for premium performance and increased lifespan
✔ Certified safety and quality – CE & ROHS certified, Grade A cells with short-circuit, overheating and overvoltage protection
✔ Thorough, comprehensive testing – each battery cell is tested for optimum capacity and to ensure all safety requirements are met – all before installation

Replacement A2058 battery for your Watch 4 - 40mm Watch 4 - 40mm smartwatch
Brand: subtel® Smartwatch Replacement Battery
Capacity: 220mAh
Voltage: 3.8V
Cell Technology: Lithium Polymer
Dimensions: 23.80 x 18.92 x 4.44mm
Alternative for / Replaces: Original A2058 battery 

★ 3-Year Guarantee ★
As an international specialist retailer since 2004, we know what matters when it comes to high-quality replacement smart watch, fitness tracker, sports wristband & GPS watch batteries. That's why our replacement Watch 4 - 40mm batteries come with a 36-month guarantee!