1. The USB charging pass-through door with lid is specially designed for GoPro Hero11 Black mini, ensuring that the camera can be charged during long-term shooting. 2. Enables ultra compact, low-profile mounting, audio capture well during low-speed activities. 3. Humanized precise cut-outs provides sufficient space for opening the side door without removing the frame mount housing. 4. CNC aluminum alloy material, duarble to use. 5. Lightweight, mini size, portable for vlogging.