4X(Pulse Sensor Heart Rate Sensor Heart Beat PulseSensor for ,black&red P1T4)
4X(Pulse Sensor is a well-designed plug-and-play heart-rate sensor for .
It can be used by students, artists, athletes, makers, and game & mobile developers who want to easily incorporate live heartrate data into their projects.
The sensor clips onto a fingertip or earlobe and plugs right into with some jumper cables.
It also includes an open-source monitoring app that graphs your pulse in real time.

Colour:black&red
material:ABS plastic
Power: 3-5V
Fit for:
Diameter: 16mm
Magnification: 330
LED Wavelength: 609nm
Dimensions:L 220mm x Diameter 16 mm

Package Contents:
1 x Pulse Heart Rate Sensor Module

Only the above package content, other products are not included.
Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.)