LIGE New Fashion Smart Watch Ladies Call Reminder Blood Oxygen DIY Custom Dial Sports Bracelet Waterproof Men Smartwatch Women Product Parameters: Display: 1.47 Inch IPS HD Screen Resolution: 172*320 Bluetooth: 5.3 Battery Capacity: 180mAh Waterproof: IP68 APP: Dee Fit Compatible System: For iOS 9.0+ & Android 4.4+ Functions: Call reminder, voice assistant, message notification, 24h health monitoring, heart rate, blood oxygen, sleep monitor, female menstrual period management, 100+ sports modes, step, distance, calories, breathing training, massive fashion dials, custom watch face, sedentary reminder, drinking water reminder, music control, remote camera, weather forecast, alarm clock, time & date display, stopwatch, calculator, calendar, find phone & wristwatch. Wristwatch Supports Languages: English (default), German, French, Italian, Spanish, Japanese, Chinese, etc Note: - Measurement data cannot be compared with professional medical equipment. - After receiving the device, please charge it first. Due to long-term logistics, the battery of the device is low. Before use, please scan the QR code on the manual to download the APP, and then connect to the APP.