First, Supports both Android and IOS. However, the adaptation platform supports Version 4.2and above for Androids*Bluetooth?Second, preparation before use For the first time, please make sure that the Smart Watch is fully charged. If the Watch cannot be turned on, please charge it first.?Third, APP download method Generally, you can download the Android app by search “fitpro” In the app market (Google Playstore or Apple Store) the QR code, and the IOS version can download by scan th QR code Fourth, the use of binding ? Press and hold the Hand Ring touch button to turn on the phone, please make sure the phone is Bluetooth enabled (Android needs to turn on GPS)?Open “APP” on the mobile phone – click the button on the front page, or go to the device interface to search for the devi After searching for the device, select the MAC string thatmatches the Hand Ring???After the “Bluetooth Request Pairing” reminder APPears on the Hand Ring, long press the touch button to connect to the APP. Five, Hand Ring operation?When the bracelet is successfully connected, the date and time of the mobile phone will be automatically synchronized.?APP can synchronize the movement data of the bracelet, such as: heart rate, blood pressure, blood oxygen, step, sleep and other data??Function list: home page, status, heart rate measurement, sports mode, Information, more functionsSports mode: running, skipping, sit-ups, long press to confirm function / cancel?More functions: Do not disturb mode, music playback, stopwatch, find mobile phone, long press to confirm function / cancel???Information list: View the message pushed by the mobile phone?More functions: remote control camera, find mobile phone, main page style switch, restore factory settings, APP download QR code, shutdown, MAC address Six, Hand Ring operation ? Home: Display time, date, battery step data, etc.?Step by step: Count your step data for the day, clear the