... is a kind of multi-functional mini patient monitor.It integrates the functions of auscultation,ECG collection,SpO2 and PR inspection. The product ... , private Clinique, community medical treatment.etc.Main features1.Compact and portable,easy to use2.Display of ECG waveform, heart rate ... battery, 3.7V, can charge circularly, also can change.A USB data line, to connect with PCAn oximeter probe (optional, ...