Pulse sensor is used to test heart rate sensors, students, artists, athletes, creators, games or mobile terminal developers can develop heart-related and interactive works. Sensor can be worn on the finger or earlobe, It also has an open-source app program, you can put your real-time heart rate displayed by the graph. In essence, a heart rate sensor integrated optical amplifier and noise elimination circuit.
3V or 5V power supply
cable length can be varied.