TK31 1.14 inch Color Screen Smart Watch,Support Heart Rate Blood Pressure Blood Oxygen Blood Glucose MonitoringAbout Product 1. Battery capacity: 130mAh2. Bluetooth version :BLE 5.03. Charging method:USB direct charging4. Waterproof rating: IP68 waterproof5. Resolution:135x2406. System: Android system 5.5 version or above,iOS system 9.0 version or above7. APP:DeepFit8. APP support languages: Simplified Chinese, Traditional Chinese, English, Japanese, Korean, German, Russian, Spanish, Italian, French, Portuguese, Swedish and Turkish9. Watch support languages:Simplified Chinese, Traditional Chinese, English, Japanese, Korean, German, Russian, Spanish, Italian, French, Portuguese, Swedish and TurkishFunction1. Blood glucose monitoring,ECG+PPG,heart rate monitoring,blood pressure monitoring,blood oxygen monitoring,temperature monitoring2. Step,distance,calorie3. Sleep monitoring (sleep duration, sleep quality)4. Stopwatch, flashlight, countdown, step counting, calorie count, distance, sleep monitoring, exercise mode, call reminder, alarm reminder, sedentary reminder, raised hand screen5. Multi-sport mode:6 modes including outdoor running, walking, cycling, indoor running, free training, plank, etc6. Message notification:Including social software reminders such as WeChat, QQ, Facebook, WhatApp, online, email, etc7. Remote control for taking photos, searching for bracelets, and customizable tag event reminders