The second-generation diving case is not only compatible with the Huawei, OnePlus, LG, Motorola and Google brand smartphones described in the main picture, but also compatible with the mobile phone models described in the first-generation diving case and the latest Apple and Samsung mobile phone models on the market (iPhone 12 Pro / 12 Pro Max, Samsung Galaxy Note20 / Note20 Ultra / Galaxy S21 / S21 + / S21 Ultra / S21 FE).We use high-quality IP68 waterproof and water pressure resistant sturdy materials to upgrade the maximum diving depth of the diving case from 15M / 50FT to 20M / 66FT, which greatly improves the waterproof and pressure resistance of the diving shell. If you and your family or friends are outdoor enthusiasts who like any water or underwater sports, then this upgraded diving shell will definitely become your best partner for travel or vacation.The second-generation diving case uses composite metal fasteners and folding snap , which are more durable and tighter. Two shutters and two phone body fastenes on both sides, suitable for phones whose volume buttons on either left or right side. Easy control to take beautiful images when underwater. It also has a phonograph tripod steady point, you can also install it on professional photography equipment like monopod, tripod or stabilizer.Use IPX8 standard waterproof grade high-quality material, each protective shell has undergone multiple waterproof and pressure tests to provide 100% waterproof protection for your every underwater trip. Precisely cut video and camera buttons, the upgraded diving shell is made for adventurers, very suitable for diving, surfing, snorkeling, skiing, kayaking, yachting or other outdoor activities, which can adapt to all harsh environments.This product is universal, suitable for sizes between 4.7-6.9 inches, and the upgraded model is more than the one on the market.For Apple series universal model: iPhone6 , iPhone6Plus , iPhone6s , iPhone6s Plus , iPhone7 , iPhone7Plus , iPhone8 , iPhone8Plus , iPhoneX , iPhoneXs iPhoneXs max ,iPhoneXr , iPhone11 , iPhone11 Pro ,iPhone11 Pro max,iPhone12, iPhone 12mini,iPhone 12 Pro,iPhone 12 ProMax. Samsung universal model: Galaxy S6 , Galaxy S8 , Galaxy S8+ , Galaxy S9 , Galaxy S9+ , Galaxy S10 , Galaxy S10+ , Galaxy S10e , Galaxy Note8 , Galaxy Note9 ,Galaxy Note10 , Galaxy Note10 +,Galaxy S20, Galaxy S20+, Galaxy S20ultra,Galaxy S21, Galaxy S21+, Galaxy S21ultra.Material: PC + transparent PC + PETSize: 195 x 109 x 44mmWaterproof depth: 1-15m