Fingertip Pulse Oximeter is a quick and precise way to check Pulse Rate (PRbpm), Blood Oxygen Saturation Levels (SpO2%), and Perfusion Index (PI%). The comfortable silicon padded ?nger clamp plus simple on e-button design allows for easy operation. A small portable size makes it convenient to use and carry. It can be used at home for effective and accurate pulse monitoring, especially during this critical time of COVID -19 where pulse monitoring and oxygen level of the patient is to be monitored regularly.Technical parameters :-Display Type : Hi-Grade Vivid Dual Color OLED ScreenPower : DC 3V ( 2 X AAA Batteries)SpO2 : Measurement Range : 35-100%, Resolution : 1% Accuracy : 70% - 100% +- 2%,35% -69% no definitionPulse Rate : Measurement Range : 25- 250 bpm, Resolution : 1 bpm Accuracy : +- 2 bpm, Pulse Intensity : Bargraph IndicatorPerfusion Index : 0.2% to 20%, Resolution : 0.1%Operation Time : Upto 24 Hrs continuous ( depending on Batt. condition)Warranty : 1 yearGST : 12%HSN CODE : 9018Size : 60X40X31.5 mmWeight : 50 grams