Specifications: •Display system: Extra-large LCD with digital display system •Measuring method: Oscillometric method, automatic inflation, automatic measurement, 60 times memory, irregular heartbeat detection, blood pressure level classification indicator. Automatic power off: To be automatically cut off after 1 minute of non-use to save energy. •Cuff size: 300mm×70mm •Machine size: 85mm×82mm×36mm •Measuring accuracy: Within ± 3mmHg (0.4kPa) •Blood pressure measuring range: 0mmHg—300mmHg (2.7kPa—40kPa) •Pulse rate range: 30—180/min •Pulse rate accuracy: Within ± 5% •Power source: 2×AAA size batteries