... clinique, community medical treatment.etc.mobile ecg main features1.Compact and portable,easy to use2.Display of ECG waveform, heart rate,SpO2 ,pulse ... date lineAn oximeter probeecg cablesBuilt-in single guide league electrodeA CD, to analyze and install softwaremobile ecg main parametersHeart Rate measuring range ... ~230Hz,Lung:100~800Hz,H&L:20~800Hz Handheld Home Portable Single-Channel ECG Machine