Janet M4 สายรัดข้อมือ นาฬิกา อัจฉริยะ M4 Smart Bracelet Watch Band Fitness Bracelet Bluetooth Waterproof Man Women Fitness Tracker Smart Watch
-
2.1A Charging time 2 hours
- About standby time 7 days Customizable clock faces Bluetooth
4.0, compatible with Android
4.4 and above system, ios
8.0and above system.
All-day activity tracking: | steps, calories burned, mileage, and heart rate. |
Automatically Sleep monitoring: | sleep time & sleep quality. |
Smart reminder: | call reminder, messaging push, sedentary reminder. |
Heart rate monitor: | Continuous, automatic heart rate tracking right on your wrist per second. |
0.96" TFT color touch screen: | HD screen, easy to read all fitness data. |