Greentiger L7 Bluetooth Smart Watch Men ECG+PPG HRV Heart Rate Blood Pressure Monitor IP68 Waterproof Smart Bracelet Android IOS
Features:
* Built-in 300mAh battery, work time about 5-7days, standby time about 15days (The specific usage time is related to your frequency of use. The watch can adjust the screen brightness and screen time.)
Packing List:
1*Smart watch
1*Data cable
1*User manual
1*original box
Detailed photos: