8.4" touch-screen LCD monitor, ECG, HR/PR,NIBP,SPO2, RESP, TEMP; li-ion rechargeable supporting 8 hours' working; water-proof and can be used in wild field; printer of 150mm paper;one key for SOS function; easy-packing up bags of probes. It is eapecially suitable for ambulance, first aid and minitary hospital use.