Waterproof grade
IPX7
Chip
NRF52832(NORDIC)
Sensor
Bosch BMA421 sensor
HRS3300 heart rate sensor
Bluetooth
BT4.0
Battery
170mAh polymer lithium battery core
Charging
Charging Method
Charging clip
Color
Earl Black, misty gray, rose gold, glacier blue, rosy,
APP
Da Fit
Support System
Android 4.4 or above/IOS9.0 or above