Fingertip Pulse Oximeter Model:Digipox Feature: 1.The fingertip Oximeter can be used to measure human Hemoglobin Saturation and heart beat through finger. The product is suitable for use in family, hospital (including clinical use in internist/surgery, Anesthesia, pediatrics, intensive care and etc.), Oxygen Bar, social medical organizations, physical care in sports (It can be used before or after sports. Continually monitoring is not recommended) 2.Operation is simple and convenient. 3.Small in volume, light in weight (total weight is about 50g including batteries) and convenient in carrying. 4.Power consumption is low and the two originally equipped 2 AAA batteries can be operated continuously for 30 hours. 5.Low voltage warning will be indicated in visual window when battery voltage is so low that normal operation of the Oximeter might be influenced. 6.The product will automatically be powered off.