| Product parameters: screen size:1.6 inches Waterproof Level:IP68 Life time:About 5-7 days of use and 30 days of standby APP: RDFit Charging Method:Wireless charging Compatible System:Android 4.4 or above, IOS 9.0 or above Features: High-definition Bluetooth Call,gps compass, off-screen pointer, cover hand off screen, custom picture, APP background download picture, QR code (download and connection two-in-one), find mobile phone, calendar, motion track, restart, message push, remote Camera, Alipay, sleep monitoring, altitude, body temperature monitoring, weather, blood pressure, voice assistant, my QR code, button definition settings, blood oxygen, breathing, dial, pedometer, | |