Smartband with heart rate monitor GE016504

Main function:

RTC
Heart rate monitor
Step pedometer
Calorie burnt
Distance track
Sleep monitor
Call remind(caller name/caller ID)
Alarm remind
Anti-lost
Camera remote control

Specification:
Sensor KIONIX kx022-1020
CPU chip Nordic nRF51822
HR sensor Silicon labs Si1142
Vibration Yes
Waterproof – Sweat proof, rain proof, water drop proof
Screen Size 0.49″
Type OLED
Connect Bluetooth 4.0
Data Storage：7 days
Battery Li-polymer
Capacity 60mAh
Standby time 5-10 days
Charging time About 1hour