- Model:  AS-55F 
- Display:  LCD digital display 
- Rated range of cuff pressure:  0-300mmHg (0-40 kPa) 
- Measuring Range:  
					   Pressure:
 SYS: 60-260 mmHg (8.0~34.7 kPa)
 DIA: 40-199 mmHg (5.3~26.5 kPa)
 Pulse: 40-180 beats per minute
 
- Accuracy:  Pressure: within ± 0.4kPa (3mmHg)
 Pulse: within ± 5% of the reading
 
- Work Mode:  Automatic inflation and measurement 
- Measuring Method:  Oscillometric method 
- Power source:  2X1.5V “AAA” batteries 
- Operating Condition:  Temperature: 5℃~40℃ 
 Humidity: 15%RH~90%RH
 Air Pressure: 700hPa~1060hPa
 
- Storage Condition:  Temperature: -25℃~70℃ 
 Humidity:  ≤ 95%RH
 Air Pressure: 860hPa~1060hPa
 
- Weight:  102g(without batteries) 
- Dimension:  (L)105×(D)140mm×(H)62mm 
- Cuff Circumference:  Size 12.5~20cm