Key features:
1. The battery side door for GoPro 9/10/11/12 allows access to the USB port while the battery and SD card are securely covered by the door without fear of the battery falling out.
2. The clip on the battery cover provides a Type-C charging port to charge the Gopro 9/10/11, so you can use a power bank together with it, perfect for continuous shooting, especially for time-lapse or video shooting
3. The battery cover provides a microphone adapter port to connect an external microphone, perfect for motovloggers and Youtube vlogging
4. CNC aluminum alloy material
5. Lightweight, mini size, portable for vlog