VSCheck

Disclaimer:
Although VsCheck is accurate, it is not intended to diagnose, prevent or treat any heart condition or to act as a substitute for professional medical care. 
Please consult or refer to a physician for any actual medical concerns.

VsCheck is show VSH101 provide data
It provides the following function:

(1) BLE connection
(2) VSH101 internal parameter setting
(3) Users's location, heart rate, body surface temperature , g-sensor data logging

It is very good for atheletic usage.