Product description:Screen size: 1.7 inch full screen Strap Material: Composite SiliconeShell Material: Zinc AlloyWrist circumference 145 -195mmBluetooth:Bluetooth 5.0Charging method: Magnetic chargingAccessories: watch, wrist strap, manual, charging cableWaterproof grade: IP68Multiple functions:1. Sports function: 100 sports modes, step counting, distance, calories, breathing training, etc.2. Health functions: body temperature, heart rate, blood pressure, blood oxygen, sleep detection, etc.3. Other functions: weather, message reminder, incoming call reminder, music control, countdown, calculator, mobile phone search, flashlight, vibration setting, screen off time, module selection, women's health, weight management, sedentary reminder, drinking water reminder , alarm clockFeatures:1. Scan the code to pair without the cumbersome: worry-free connection, no need to search for pairing via Bluetooth, just scan to pair2. Real-time reminder for safety monitoring: Built-in three professional sensors to monitor exercise and health. Three-axis accelerometer reflective photoelectric sensor, contact temperature sensor.3. New system human-computer interaction: the watch can display 8 languages, and the APP supports 19 languages4. Strong battery life escort: Precise circuit design, thin and light body; with a large 230mAh battery, the battery life can last up to 12 days; with strong battery life, escort you who are sweating like rain. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store