ULANZI Plastic Camera Cage for GoPro Hero 9/10/11

Ulanzi G9-4 Plastic Cage For GoPro 9/10/11 External filter can be connected, lens protection cover design, rechargeable battery cover design

• Can be Connected to Filter–Standard buckle type 52mm filter adapter ring, external filter can be connected when needed. You can mount 52mm ND or CPL Filters.
• Lens Protective Cover Design–Snap-in protective cover, more convenient to storage.
• Rechargeable Battery Cover Design–Reserve a charging port, not only can replace the battery at any time, but also can charge GoPro 9/10/11 or connect an external microphone.Note: The original battery cover needs to be taken out before use.
• Microphone Booster Pad–With this cage, the Mic will not show up in the image when shooting
• Storage Compartment Design–With this microphone adapter storage compartment, your camera can be connected to an external microphone