Thumb Size ( 1.1"x0.7"x2.5"inch , 1.27oz): Super Compact deisgn to carry . Serveral mount style for pocket, bicycles, motorcycles, car, drone, helmet, wall or anywhere. Ensuring comfortable and hands-free using IPX7 Rugged & Waterproof to 100ft (30m): TO S3 Waterproof case is built to withstand extreme conditions and is fully waterproof, making it the ultimate adventure companion in any environment. Such like diving, snorkeling, surfing Extra-Large Field of View: TO 3S's powerful image sensor offers the most expansive field of view ever on a camera, perfect for capturing immersive POV footage with Magnetic Body Design 2x Longer Runtime: Achieve up to 90 minutes (WIFI OFF) of continuous recording at 4K 2160P@30FPS with dramatically improved battery efficiency and the powerful battery Files Transfer: ① On Phone via App with TO S3' WI-FI ; ② On phone via cable with T0 S3 ; ③ On Phone via cable with TO S3 ; ④ On Computer via card reader with SD Card body camera