The YI lithium Polymer Rechargeable Battery is compatible with YI 4K Action Camera and can be used as a spare or replacement. Small and lightweight, this lithium Polymer battery delivers efficient energy with less energy loss and can be charged at any time inside the camera. With minimum capacity

The YI lithium Polymer Rechargeable Battery is compatible with YI 4K Action Camera and can be used as a spare or replacement. Small and lightweight, this lithium Polymer battery delivers efficient energy with less energy loss and can be charged at any time inside the camera. With minimum capacity of (1400/1430mAh min/typ), it provides a long use time even during video recording. The YI battery has high temperature capability. Up to 120 minutes of battery life with a high performance rechargeable battery (1400/1430mAh min/typ)Specifications:Model: AZ16-1 Voltage limit: 4.4VCapacity: 1400mAhNote:Charge only with 5.0V output chargerCharging limit: 4.4VDo not Store at temperature over 140 Degrees Fahrenheit/60 Degrees Celsius Stop using the battery after immersed water.Package Includes:1 x YI Action Camera AZ13-2 Battery Replacement