Heart rate 6 click is an optical biosensor Click board™ designed for heart-rate monitoring (HRM). This Click board™ employs a specialized sensor that incorporates two LED drivers and photo-sensing elements which are the most sensitive to green light. The green light is most commonly used to measure the dilatation of the blood vessels, therefore Heart rate 6 is equipped with two green LEDs, which are driven by the BH1790GLC, a monolithic integrated sensor for heart rate monitoring. Heart rate 6 click is a perfect solution for the development of various wearable health-related devices, smartphones, tablets, and similar space-constrained applications.It comes in the package which also includes the mikroSDK™ software and a library with all the functions.

Green filter with excellent wavelength selectivity.
Built-in Ircut Filter.
LED driver with current selection.
Correspond to 1.8V I2C
Interface.
Applications
Wearable device, smart phone, Tablet PC.