NO.1 SmartBand F1 http://en.001phone.cn/product-no-1-smartband-f1-127.html
Waterproof: IP 68
Battery: 230mAh
Standby time: 100 days
2 Control points
Dynamic Heart rate
MIBand 2
Waterproof: IP 67
Battery: 70mAh
Standby time: 20 days
1 Control point
Static Heart rate
Smartband F1 better than miband 2!
آی-ویدئو