1. Hands-free for browsing videos: Page up and down, thumb-up, and go into the homepage for Tik Tok,Vigo Video, etc short video APP. 2. Camera remote control for Tik Tok,Vigo Video, Wechat moments, B612, Faceu, Camera 360, etc. 3. Fast forward, rewind and mute controlling for the movie app like Youtube etc. 4.Page turner for app like E-books and web page. 5. Controlling some classic games which just needs sliding left or right like Parkour games and 2048, etc. 6. Bluetooth connecting, without any other settings or simulators. Universal use for IOS/ANDROID phones. Can't use for: 1.The none full-screen mobile phones’ camera selfie like iPhone 4/5/6/7/8 or iPad. 2.The E-book vertical page-turning. Package Included: 1*remote control Notes: 1. Do not use this device around eyes, injured skin, dermatitis caused by cosmetics, acne inflamed parts, or reshaping parts. 2. This device will have a low noise due to ultrasonic vibration, that is normal phenomenon, please feel free to use. 3. Do remember this device must be used with skin cream or liquid, you can not use it under dry conditions. 4. Children, pregnant women and severe heart disease patients can not use this device. 5. Please keep your hands dry when using this device, otherwise, the power supply may be short-circuited. 6. After use, please wipe the probe with dry cloth, and disinfect it by alcohol.