Find healthcare instruments at Target.com! The quest fingertip pulse oximeter with backlit lcd display is designed to provide an easy, accurate and affordable way to spot-check pulse rate and blood oxygen saturation levels (spo2). it is widely used in a variety of settings such as sports and athletics, home health and during aviation by pilots to obtain accurate oxygen saturation readings. Specifically manufactured to be lightweight and portable, the single-button operation of the fingertip pulse oximeter provides a complete oximetry solution. lightweight, compact and easy to carry accurately measures spo2, pulse rate and perfusion index auto shut-off...