Insta360 X4 Battery| 2290mAh Large-capacity battery for X4 Action Camera, 27% more Powerful, 135 mins Recording at 5.7K30fps, Comes with Battery Storage Case - Black blendjet accessories resonant bass and a crystal-clear

resonant bass and a crystal-clear finish so you can enjoy the subtle details of every track

Double coated hand polished glass produces natural colors and prevents unwanted reflections

Nylon band for 42mm and 44mm Apple Watch

it is recommnded to download the Vimble 2S app and pair to your smarthphone via Bluetooth

Insta360 X4 Battery| 2290mAh Large-capacity battery for X4 Action Camera, 27% more Powerful, 135 mins Recording at 5.7K30fps, Comes with Battery Storage Case - Black blendjet accessories resonant bass and a crystal-clearNeed more power for your X4? Take up an extra battery with 2290 mAh large capacity battery which is 27% more powerful with 135mins of recording at 5. 7K30fps. As a bonus, it comes with a battery case with built in memory card organizer slot for peace of mind. POWERFUL BATTERY: 2290mAh large capacity battery, 27% more than the previous generation. INCREASED BATTERY LIFE: Increased battery life up to 67%, allowing for 135 minutes of recording at 5.