Huawei band 3

Main Features: • Matching system Android 4.4 and above; iOS 9.0 and above • Wristband material: silicone • Battery capacity is typically 100mAh • NFC does not support • Bluetooth Band 2.4GHz, Bluetooth 4.2 Protocol, Bluetooth Connection Distance is less than or equal to 10m (in an open environment) • Charging interface 2 PIN charging interface, connected to the charging base through the buckle • Theoretical charging time: about 100min (at 25 ° C ambient temperature) • The theoretical standby time is about 15 days (turn off all settable switches, you can view the time and the number of recorded steps) • Sensor 6-axis inertial sensor (acceleration sensor, gyro sensor) optical heart rate sensor infrared light wearing detection sensor • Button full screen touch + Home button • Safety protection 5ATM waterproof