| Measuring method | Oscillometric system | 
        
            | Measuring range | Pressure: 0~280mmHg Pulse: 40~180 pulse/min
 | 
        
            | Accuracy | Pressure: ±3mmHg Pulse: ±5%
 | 
        
            | Power source | AAA size x 2 | 
        
            | Battery life | Alkaline battery: Approx.400 times | 
        
            | Rated voltage | DC3V --- 1.0W (---: Direct current) | 
        
            | Outside dimensions | 67mm(W)x70mm(H)x29mm(D) | 
        
            | Weight | Approx.100g (without batteries) |