When horizontally, the quick-release accessories are directly adsorbed and fixed on Hero 13 12 11 10 9 through reserved opening at bottom of cage; when vertically, the quick-release accessories are adsorbed and fixed on cage-free side. A cold shoe expansion interface is reserved, which can be expanded with fill lights, microphones, etc., allowing creation to unleash . The cage has a flip-type structure design at battery compartment. The flip cover can be opened by flipping cover to replace battery, which is convenient and fast. The flip cover is fixed with a buckle. It can be disassembled and assembled with one push and one pull. The operation is simple and firmness is greatly improved. Openings are reserved at bottom of cage and USB cover, and accessories such as original quick-release accessories can be installed seamlessly, compatible with MAX lens/ND filter/macro lens/anamorphic lens/ultra-wide lens. The cage-free silicone lens protective cover allows camera to be stored when not in use to avoid bumps and scratches. Material: Aluminum alloy + silicone Color: As shown Light or display is different, the real color difference Package Contents: 1 x Camera Frame Case 1 x Lens protection cover Only above package content, other products are not included. Note: Light reflection and different displays may cause color of item in picture a little different from real thing. The measurement allowed error is +/- 1-3cm.