Battery Backpac for Gopro 3
- 2280mAh Battery
- Expanded up to 4 hours for your GoPro Hero 3 Camera.
- Seamlessly attaches to the back of your GoPro Hero3 .
- Diving 30M freely with waterproof case. Protect your camera & Battery to extend the lifespan .
- The light can show the different status of the battery.
- Charge easily with its USB cable .