Smart watch with heart rate 115hr
Quantity:
- heart rate smart fitness band adopts advanced algorithm with precise calculation to track steps, distance, activity time.
- it also can automatically monitors your sleep time and sleep quality, syncs the sleep data to the app.
- with 0.86 inch oled screen, time, steps, calories burned, caller id, sms can be displayed clearly.
- usb charging directly without any cable, can work 3-5 days after fully charged.