Lonvel 450mAh Circular 1.6 Inch TFT Screen D02 Smart Watch 400*400 D02 Smart Watch SC7A20 Sensor IP67 Waterproof Smart Bracelet

Lonvel 450mAh Circular 1.6 Inch TFT Screen D02 Smart Watch 400*400 D02 Smart Watch SC7A20 Sensor IP67 Waterproof Smart Bracelet. Name. Screen. System. Android 5.0 and above, IOS 9.0 and above, supporting BT 4.0. BT version. BLE5.2+3.1. Chipset. PPG chip. Battery: 450mAh. Memory. 8MB+4MB (external 8GB) Standby time. 10-15 days. Battery life. 5-7 days. Charging way. Magnetic suction charging wire. MotorV. Built in, vibration reminder. Waterproof level. Material: Zinc alloy + plastic. Sensor. SC7A20. Watch size. Body. Size: diameter 54mm * thickness 14.0mm. Band. Size: Long band 124mm, width 22mm. Short strap 96mm (including buckle) Giftbox size. Weight of single head + strap. Total weight. Display Language. Setting languages. Main function. Elephone function, heart rate measurement, blood oxygen measurement, blood pressure measurement, weather information, sleep information. All touch / Health monitoring / APP download. Turn wrist bright screen, time display, remote camera, music control, stopwatch. Do not disturb the mode Settings, look for the bracelet. Features: Touchscreen. Features: App Control.