●Display system: Extra-large LCD with digital display system，touch screen or button operation,60 times memories with date and time  display.

●Measuring method: Oscillometric method, automatic      inflation, automatic measurement.

●Blood pressure measuring range: 40—220mmHg
●Pulse rate range: 40—180/min

●Measuring accuracy: Within ± 3mmHg (0.4kPa)

●Pulse rate accuracy: Within ± 5%

●Machine size: 78mm×75mm×28mm

●Weight: Approx 115g (excluding battery)

●Power source: 2×AAA size batteries

●Environmental temperature and humidity for using:   

  +5℃～+40℃ ,  ≤85%R.H

●Automatic read high .low blood pressure and heart rate value in Chinese or English ( model A&B)