Features: 1, heart rate monitoring, blood pressure monitoring, blood oxygen monitoring and analysis report 2, a variety of sports models, raising their hands bright screen, 3, Caller ID and Rejection,Standard sport functions (step, distance, calories), 4, information synchronization view 5, weather forecast, sleep monitoring, micro-channel Internet 6, movement trajectory, remote control camera, 7,0.96 large-screen display, a variety of dial switch, stopwatch 8, Sedentary reminder, Drink reminder, Alarm clock, Two-way anti-lost, Do not disturb mode, Daily reminder (Facebook, whatsapp, twitter, link, etc.) 9.IP68 waterproof.(does not apply to long swimming or bathing) Parameter introduction: Master chip:nordic51822 Screen display: 0.96 inch color screen, resolution is 160*80 Standby time: normal use of the battery for about 5 days, standby for 8 to 10 days, charging needs more than 2.5 hours Waterproof rating: IP68 Bluetooth version: BLE 4.0 Spport: For Bluetooth 4.0 and Android4.4 or Above For Bluetooth 4.0 and IOS7.1.or Above Product List: 1x Smart bracelet 1x user manual