... 1.ecg LCD display: 2.4" TFT. 2.portable, convenient to use. 3.continuous running time:7 hours. hot sale patient monitor system ... holder ecginstructionsIt is a kind of multi-functional mini patient monitor. It integrates the functions ... auscultation,ECG collection,SpO2 and PR inspection.The ecg monitor is applicable for family, hospital, private Clinique, community ...