The underwater action camera is a great go pro camera alternative, perfect for skiing, surfing, diving, snorkeling, cycling, golfing, running, or playing baseball. When you are driving on scenic roads, you can also use it as a driving recorder! Warm Tips: 1. The remote control is NOT waterproof, please do not take the remote underwater. 2. Support class 10 or above, 8-64 GB micro SD card (NOT included). Please FORMAT the card in the camera before using it. (This GoPro type camera doesn't have internal memory) 3. The sound effect will be influenced in the waterproof case. Please do not put it in the waterproof case for a better sound recording. 4. Dual screens cannot be used at the same time. Please press and hold the Down buttons for 3 seconds to switch between the front screen and the back screen. 5. Recording Time: Each battery for 1080P/2.7K About 180 minutes, 4K About 90 minutes. Specifications: 4K 20MP/ Dual Screen/Touch Screen/ Remote Control/ EIS/ 8X Slow Video/ 40M Waterproof Case/ Loop Recording/ Lapse Video/ Slow Motion/ Burst Photo/ Timer (Selfie Mode)/ Micro USB Video Resolution: 4K/30fps, 2.7K/30fps, 1080P/120fps 60fps 30fps, 720P/240fps 120fps 60fps 30fps Photo Resolution: 20M; 16M; 13M; 8M Image Format: JPG Wi-Fi Connection: Android/iOS Supported(8-15 meters) Waterproof Depth: 40M Battery: Two 1350 Li-ion Battery (Included) Micro SD Card: Support class 10 or above, 8-64 GB micro SD card Package including Most accessories are compatible with GoPro 1x Action Camera 2x 1350 Battery 1x Waterproof Case 1x USB Cable 1x Remote Control 1x Bicycle mounting kit 1 x Helmet mounting kit 1 x External Microphone