Display system: Extra-large LCD with digital display system Talking function Measuring method: Oscillometric method, automatic inflation, automatic measurement, 60 times memory with time and date displaying Pressurization: automatic air inflation by an imported air pump Deflation: automatic exhaust Measuring accuracy: Within ?3mmHg (0.4kPa) Blood pressure measuring range: 20mmHg?00mmHg (2.7kPa?0kPa) Pulse rate range: 30?60/min Pulse rate accuracy: Within ?5% Power source: 4 x AA size batteries Classification: Internal powered Equipment Type B