
Sensor Module Jacket Inside:

1.Heater
Output for High Temperature rise
2.Pulsing motor
Output for Fast Heart-rate pulsing
3.Temperature sensor
Input for temperature
4.SMT LEDs
Indicators for sensors
5.Microcontroller board
Arduino microcontroller board
6.batteries
two 9V batteries - separate power for the heater
7.Heart-rate board
Polar heart-rate module
8.Heart-rate contact sensors
Hand-made conductive fabric strips