Finger Pulse Oximeter Larger Display Blood Oxygen Monitor with Batteries

Our pulse oximeter has been tested and consistently best then other pulse oximeter in terms of accuracy and reliability, it is found to be a fast and absolutely reliable gadget to use. It is ideal for the oxygen and pulse readings, and have a very small error margin.
LIGHT, COMPACT & LONG BATTERY LIFE- Light and compact, accommodates wide range of finger sizes, long battery life, automatic power off after 8 seconds.
You will get: 1 x fingertip pulse oximeter, 2 x AAA batteries, 1 x lanyard, 1 x user manual. Note: This oximeter is for sports and daily use only, not for medical use.