Model: W3

Bluetooth chip            RK8762C

Heart rate chip             VC31

Sensor gravity sensor   STK8321

Waterproof class          IP68

Band                             1.28 inches of memory

Full circle                      Touch IPS color screen

Screen displays             240X240

Bluetooth version          BLE 5.0

Colour                           Black

Battery capacity            200mah

Standby time                3 weeks 

The working time         about 10 days

Charging interface pad  magnetic charging pad  

System requires             Android 4.4 and above, IOS 9.0 and above

APP                               Tefiti

Functions

Time and date display, step count, calories, distance, weather display, stopwatch. Heart rate monitoring (real-time monitoring and timing monitoring -- 2 hours interval), blood pressure and oxygen monitoring and sleep monitoring (sleep duration and sleep quality). Store 8 historical information, adjust the brightness of the bracelet, check the MAC address of the bracelet, and reset the bracelet. Multiple movement modes (running, cycling, swimming,tennis, rope skipping, table tennis, badminton) GPS movement track function,The bracelet head interface can be switched between 6 dial UI.