Special Features : 4k Underwater Camera can connected your phone by Wi-Fi,and share your video/photo to Facebook,Twitter, Instagram, 4K ACTION CAMERA with 4X ZOOM: Professional 4K/30FPS, 2.7K/30fps, 1080P/60FPS video and 12MP photo resolution enables you to capture exciting moment for you., It comes with built-in lithium battery (1050mAh) which is as powerful as it can not disturb you for charging in a very short time, Enjoy yourself in the Amazing Underwater World With the solid waterproof case, you could go up to 30M underwater, Only high quality would tell the real story: 4K High Resolution Video & 16M HD Pictures: Professional video recording and photo shooting, it gives you incredible and splendid footages and pictures.