Goldensky Wifi Sj4000 Helmet Sports Dv 1080p Full Hd H.264 12mp Car Recorder Diving Bicycle Action Camera 1.5 Inch LCD 140&deg;wide Angle Lens Outdoor Waterproof G-senor Motorbike Camcorder DVR (Golden) Sport Action Camera Diving Full HD DVR DV SJ4000 Min 30M Waterproof extreme Sport Helmet Action Camera 1920*1080P G-Senor Motorbike Camcorder DVR DV This product is a high-definition digital motion video recording device tailored to market demand. It has a variety of industry-leading features including digital video recording, photo shooting, audio recording, video display and detachable battery, which makes it perfect for vehicle data recording, photo-shooting, outdoor sports, home security, deep-water probing, etc., allowing you to film at anytime, anywhere. And it has a variety of patents. A water-resistant casing that allows you to film fascinating water sports; water-resistant up to 30 meters under water High definition screen that displays and replays fascinating videos recorded Detachable battery that is easy to replace and prolongs your camera's service life