... check 3.easy for operation MAPO001 Fingertip Pulse Oximeter Parameters:Two parameters:SPO2, Pulse Rate.Waveforms:No waveform.Features:1,Tiny ... easy for carrying; 2,LED screen with SpO2, PR and Pulse strength measurements; 3,Immediately, real-time spot-check; 4, ... :35~100% Accuracy: ?%(70~100%),0~69% unspecifiedResolution:1% Pulse RateMeasurement range:30-250 bpm?Accuracy:? bpm?Resolution:1bpm?Display ...