Smart watch multifunctions

Lenovo S2 Pro Smart Band Thermometer Heart Rate Sleep Monitoring Fitness Bracelet IPS Touch Screen IP67 Waterproof Sports Watch
Screen
1.69-inch full touch IPS screen, 240*280p
Resolution
240 x 280
Duration of Standby
about 15 days (Theoretical Data)
Battery Capacity
250mAh polymer lithium battery
Size
Waterproof Rate: IP67
Watch Size: L*W*H=Approx. 42*36.5*11mm
Total Length: Approx. 250mm, adjustable length 155-215mm
Main Item Weight: 46.6g/1.64oz
Package Size: 9.5*9.5*4.7cm/3.74*3.74*1.85in
Package Weight: 144g/5.08oz
Charging method and time
Charging Time: about 2 hours
Charging Method: Magnetic contact charging
Compatible System
Android 5.0 and above, iOS 10.0 and above
APP: Lenovo Smart Watch