Features:_x000D_Automatically and continuously track real-time heart rate, blood pressure, and your night sleeping time and quality, allowing you to understand your health at a glance._x000D_Multi-function: Heart rate, blood pressure, blood oxygen detection, pedometer, calorie burning, sleep monitoring, incoming point reminder, information push, music control, alarm clock reminder, anti-loss, remote control photo, weather forecast, etc._x000D_Waterproof smart wrist watch: It can be worn under the conditions of hand washing, rain, etc., without worrying about damage._x000D_The smart wrist watch is compatible with most Bluetooth. The battery capacity of the smart wrist watch is 50mAh, which has a long battery life._x000D_Perfect Gift: This smart wrist watch is a great gift for children, relatives and friends, let them feel your care for them._x000D_ _x000D_Notice:_x000D_1.Actual color may be slightly different from the image due to different light effect_x000D_2.Please allow 1-3cm deviation due to manual measurement_x000D_Description:_x000D_Size: 12*8*3cm_x000D_Screen size: 1.44 inch _x000D_Resolution: 128*128_x000D_Strap material: TPU _x000D_Case material: ABS_x000D_Battery capacity: 50 mAh_x000D_Charging method: USB_x000D_Functions: heart rate, blood pressure, blood oxygen detection, pedometer, calorie burning, sleep monitoring, incoming point reminder, information push, music control, alarm clock reminder, anti-loss, remote control photo, weather forecast, etc.Package List:_x000D_1 x Smart Bracelet