Made of grade acrylic material, compatible with Xiaomi Yi Sports Action Camera. Hard dome plate with waterproof housing will protect the camera when diving, swimming or rafting, etc.Moving the waterline away from the lens makes it possible to capture images both above and below the water simultaneously. The adjustable handheld bar is the key of floatingThe dome port does not require any special modifications or separate accessories. Easy to operate and your camera can shoot the clear image for transparent design and wide angle lensThe side of the base has screws so that the dome can be fully disassembled for cleaning and serviceWith the power and shutter control button on the dome hood, to connect your phone via WiFi will be betterProduct Specification:It is compatible with Xiaomi Yi Sports Action Camera, suitable for water photography to provide superior optical performance.The use of a semi-hemispherical dome eliminates the perpendicular angle between the backing plate and the domeSpecifically designed for underwater photography to provide superior optical performanceMaterial: Organic glass + acrylic sheetCompatible: Xiaomi Yi Sports Action CameraPackage Content:1x Dome port with waterproof housing 1x Floaty handle bar1x Screw 1x Carry pouch 1x Wrist strap