Pulse Oximeter for Finger

The Finger Pulse Oximeter is effective and easy to use It has a large, easy to read LED display and a two-way screen display, requires 2 AAA batteries (included) It monitors oxygen saturation of the user's hemoglobin and reads the user's pulse It also features an automatic power off when the finger has been removed for 8 seconds or longer The Pulse Oximeter includes a rubber cover and has a three year warranty