Aluminum alloy shell, made of aviation-grade aluminum alloy, high pressure resistance, resistance, strong and Professional 80-meter deep waterproof, customized EPDM sealing ring, effectively prevent seawater , long-lasting durability Highly transparent and high-pressure glass lens, glass lens is clearer and more transparent than ordinary plastic lens, and has higher strength Side cold shoe design, can be connected to external fill light, microphone, etc.to expand unlimited possibilities Horizontal/vertical are all magnetic quick release, quick release is also compatible Applicable cameras: for Action 5 Pro/4/3 (Magnetic two-card model) Color: Black Material: Aluminum Alloy Package Contents: 1 * Waterproof Housing Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.