Product features: 15 TFT LCD display , high resolution (1024× 768) Rechargeable Lithium Battery, long life time Backlight buttons, easy to operate at night SD memory card (option) Dual Alarm light Nurse call function Store & Reviewing ECG : 30 minutes one important leads ECG waveform Alarm : 1800 groups Alarm events reviewing NIBP : 1000 groups NIBP measurement Arrhymia : 128 groups data (8 seconds ECG waveforms) Power-off Storage : 72 hours trend data & 1 ECG waveform (option) Standard Configuration: ECG/ HR/ RESP/ NIBP/ SPO2/ 2-TEMP/ Lithium Battery Option: 12-lead ECG/ 2-NIBP/ Recorder/ ETCO2 (side stream, main stream)/ Anesthetic Gas/ Nellcor SPO2/ Masimo SPO2/ ICG/ SD Memory