FingertipOximeterFeatures:SpO2andpulseratemonitoringwithW***eformdisplayandwithpulsesoundfuntion64KColourOLEDDisplaywithFourdirectionadjustableEightdifferentdisplaymodeAudioalarmwhenparametersexceeded***allinsize,andeasytocarryEasytousewithone-keyoperationAutopower-offand8secondsremindingRunsonstandardAAAbatteriesLightweightof25g(batteriesincluded)Specificati***:SpO2Measurementrange:35~100%Accuracy:+/-2%(70~100%),0~69%unspecifiedResolution:1%PulseRateMeasurementrange:30-250bpmAccuracy:+/-2bpmResolution:1bpmDisplayMode:64kCOLOROLEDDisplay,FourDirectionadjustableBatterytype:Twocommon1.5VAAAalkalineorrechargeablebatteriesDimension:58x34x31mmNetWeight:25g(includebatteries))