Android OS：Supports Android 4.4 and above
IOS Apple iOS 9.0 and above
Heart Rate Sensor：Zhangheng BD1662_I2C
Bluetooth：Dual Bluetooth 5.0
Waterproof Level ：IP67
Screen size：1.19 inch full round
Screen type：IPS full view color screen
Total length of wristband：250mm
Total weight (box packing + manual + product)：152g
Battery Model ：551830 Polymer lithium
Life time：Normal use 3-5 days, standby 15-25 days. (depends on personal usage after connection )
Charging time ：around 3 h
Certification FCC ID,CE,ROHS,Battery certification
Compatible System: IOS / Android System
Function: Bluetooth call, voice control, Alipay offline payment, NFC, password unlock, female physiological cycle, custom dial, weather forecast, music control, pedometer, heart rate, sleep, sedentary, mileage, blood oxygen, blood pressure, search, Calories , information push.
Supported languages: Simplified Chinese, Traditional Chinese, English, Ukrainian, Russian, Croatian, Hungarian, Turkish, Greek, German, Italian, Czech, Slovak, Japanese, French, Polish, Persian , Thai, Swedish, Finnish, Dutch, Portuguese, Spanish, Albanian, Arabic, Korean
after receive the watch ,please charging first.Because after a long period of logistics, the watch has a low battery.Before using, scan the QR code on the manual to download the app and connect it to the watch with APP.
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