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
What's in the box: plastic cage*1, ND filter adapter*1, lens protector*1, top up base*1