Easi-Pulse Oxiometer Pulse Meter
Use this datalogger as a stand alone pulse meter or connect it to a computer.
On its own it displays pulse rate and oxygen levels. Connected to a PC it shows how the pulse fluctuates in different situations. Requires 2xAAA batteries.
The software allows children to input their name, date of birth, weight and height as well as print off the results gathered over specified time intervals.