1Underwater Waterproof: Waterproof depth is 5m/16.4ft, the sensitive buttons make deep water taking photos and video easy, while ensuring that mobile phone waterproof effects, you can have clear photos and videos. 2Overall Sealing: Overall sealing design, scratch proof, snow proof, shock proof, anti fall, durable, adapt to all kinds of harsh environment. 3Quality Material: The transparent portion is made of a thick PET transparent film and composite plastic, more soft and durable, and the protective part is ABS material, corrosion resistance. 4High Light Transmittance: Waterproof protective shells use anti reflection design, with ultra wide viewing window, high light transmittance, can shoot clear underwater photos and videos. 51/4in Screw Hole: Equipped with 1/4in screw hole, that it can be installed on tripod or selfie rod. Item Type: Waterproof Phone Case Material: ABS + PET Weight: Approx.383g/ Function: Taking Underwater Photos And Videos Waterproof Depth: 5m/16.4ft Version: Bluetooth 5.0 Battery Capacity: 200mAh Lithium Battery(Built In) Input: 2.5W (Type-C) Working Hours: About 30h Selfie Device Name: H3 Turn On/Off: Long Press The Button for 5 Seconds After Startup, The LED Indicator of The Selfie Device Flashes Fast And Waits for Matching Turn On The Blue Search Device H3 of The Mobile Phone And Make A Pairing Connection. After The Connection, The LED of The Selfie Device Changes From Flash to Light On(off). In Camera Mode, Press The Button Once to Take A Picture Or Start Recording, And Press Again to Take A Picture Or Stop Recording Application:for iPhone Series: for iPhone X, for iPhone XS, for iPhone XS Max, for iPhone XR, for iPhone 11, for iPhone 11 Pro Max for SAMSUNG Series: for Galaxy S10, for Galaxy S10+, for Galaxy S10e, for Galaxy Note10, for Galaxy Note10+ Other Phone Models: Most Mobile Phones Within the Size of 78x163mm/3.1x6.4in 1 x Waterproof Case 1 x Cable 1 x Wrench 1 x Silicone Sucker 1 x Description 1 x Lanyard(Installed)