Features: Ensure stays powered up with battery cover, for ranges of models including for GoPro13/12/11/10/9/8 for usability. from ABS materials, this battery cover offer excellent sealing to protect against water and dusts, safeguarding your camera battery and internal components. for enthusiasts, whether you're professional videographer or adventure to captures. for any environment, from underwater exploration to dusty trails, this battery cover keeps for action in all conditions. Easy installation means spend less time on maintenance and capturing footages, making it accessory for every user. Specifications: Materials: ABS Size:50x17.7x10mm/1.97x0.7x0.39inch Package Includes: 1PC Battery Cover note: Please allow 1-3mm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the picture may not reflect the actual of the item. Thank you!