The SeaPal Bluetooth® Shutter Grip adds superior control over your phone so you never miss a shot. It is designed to provide better responsiveness and feedback through the round shutter button. The ergonomic design of the grip mean it is comfortable and feels secure in your hands. It securely mount your SeaPal Phone Case with 2 screws. Durable Polycarbonate Construction makes it not only waterproof, dustproof, shockproof but also long lasting.