Home Studio Collection Pulse Oximeter Fingertip is a compact heart rate monitor and oxygen monitor that checks pulse rate & blood oxygen saturation levels (SpO2) quickly & accurately in 8 seconds, 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.