Description: Super quality durable polycarbonate, PC resist corrosion. 45m waterproof depth, suitable for underwater photography. Adopt seamless and fully enclosed process, protect against water, drops, scratches, and dirt. Clear image view and easily control underwater. Suitable phone size: 16x18cm Great for diving, surfing, snorkeling, skiing, yacht or other activities. Specification: Compatibility Design for iPhone series iOS 13.0 or Above. Suitable phone size: 16x18cm 1/4'' Screw Hole Holder Hole Design Easy Installation 1. The backside of diving shell. 2. R e lese button and press, rotate to the right to open the diving shell. 3. Open. 4. Open the diving shell. 5. Connect the data cable with charging port of your phone. 6. Put your phone into the diving shell. 7. Rotate to the left to lock and tighten the diving shell. 8. Installation complete. Package Includes: Waterproof case x 1 Sealing ring x 1 Sling strap x 1 Cleaning cloth x 1 Red filter x 1 User manual x 1