For Apple AirPods 2 / AirPods Wireless Headphone Charging Case Box Battery 398mAh, For Apple AirPods 2 / AirPods

1. Lithium-ion Charging Box Battery for Apple AirPods 2 / AirPods 398mAh
2. Best replacement for original battery with comparable standby and talk time
3. The lithium-ion battery provides excellent continuous power sources to your device
4. Use only the authorized charger
5. If you do not use the battery for a long time, store it in a cool, dry place and fully charge it once every three months.
6. Compared with nickel-cadmium battery, lithium-ion battery has no memory effect
7. Built-in microchip inside prevents overcharging and extends battery life
8. To reduce the risk of fire or burns, do not disassemble, crush, short-circuit, or dispose of in fire or water.