SpecificationsMeasuring method Oscillometric systemIndication Digital display(Height: 14mm)Measuring range Pressure: 0~280mmHgPulse: 40~180beat/minAccuracy Pressure: ±3mmHgPulse: ±5%Power source AA size×4Battery life Manganese battery: Approx. 200 timesAlkaline battery: Approx. 700 timesOutside dimensions W129×H55×D122mmWeight Unit: Approx. 230g (without batteries)Cuff: Approx. 130g