Display: Digital liquid crystal display 
Accuracy: static:±3mmHg(±0.4kPa) 
Measurement mode:  Oscillometric method 
Measurement range: Pressure: 0kPa-37.3kPa (0mmHg-280mmHg) 
Resolution: 0.1kPa (1mmHg) 
Power supply: DC 6V (1.5V four AAA batteries) 
Storage temperature and moisture: Temperature (-10°C-55°C Moisture:≤10%-85%RH) 
Using temperature and moisture: Temperature (5°C-40°C Moisture:≤15%-85%RH) 
Weight: each one is about 220 grams 
