DJI OSMO ACTION 3 EXTREME BATTERY 

Designed specifically for the Osmo Action 3 camera, this lithium-ion polymer Extreme Battery from DJI has a 1770mAh/6.81Wh capacity and a 3.85V power output. The battery allows you to record up to 160 minutes of video with the Osmo Action 3. It can be charged within the camera or by using an optional standard or PD fast charger.