Description:The Pulse Oximeter can be used to measure Hemoglobin Saturation and pulse rate through finger，and indicate the pulse intensity by the bar -display.The product is suitable for use in family，hospital，Oxygen Bar，social medical organizations and also the measure of saturation oxygen and pulse rate.It is only necessary for patient to put one of his finger into a finger photoelectric sensor for diagnosis，and a display screen will directly show measured value of Hemoglobin Saturation.Features for Pulse Oximeter:Measure SpO2 and PR accuratelyColor OLED display SpO2 and PR， Pulse waveform and bargraph displayHigh brightness full color OLED can be used even in dark night Small in volume、light in weight and convenient in carrying.Operation of the product is simple ，low power consumptionLow battery voltage indicatorAutomatic power off when signal is not available for 5 seconds2 AAA batteries support 30 hours continuouslyWidely used in hospital， home healthcare， oxygen bar， community medical centre， alpine area， sports healthcare etc.Specification for Pulse Oximeter:Display OLED DisplaySpo2 Measuring range:0%-100%Accuracy:70 -100:±2% ，Below 70% unspecifiedPulse rate Measurement range: 30～250bpmResolution:±1%Accuracy: ±2bpm or ±2% select largerPower 1.5V (AAA size) alkaline batteries×2Power Consumption less than 30mAVoltage DC 2.6V~3.6VDimension 57(L)×34(W)×31 (H) mmPackage Content:1 x Fingertip Oximeter(not include battery)1 x Lanyard1 x English user's manual