Pulse Sensor

The Pulse Sensor is a plug-and-play heart-rate sensor for Arduino. It can be used by students, artists, athletes, makers, and game & mobile developers who want to easily incorporate live heart-rate data into their projects.Essence it is an integrated optical amplifying circuit and noise eliminating circuit sensor. Clip the Pulse Sensor to your earlobe or finger tip and plug it into your Arduino ,you can ready to read heart rate. Also it have an Arduino demo code that make it easy to use.

Features

Working voltage: 5V
Working current: 4mA

Wiki & External links

Demo
Schmatic
Design Files
Arduino Code Walkthrough
Processing Demo file
Wiki link