Blood pressure varies in accordance with a variety of conditions and so judgment is not always possible on the basis of a single measurement. But the stored records with date and time could help you monitor your blood pressure changes. This monitor is featured with the ultra slim design and large LCD display with accurate measurement display. Want to have your private doctor? Take it home!   • Measurement of the systolic (SYS) and diastolic (DIA) blood pressure and pulse (P) • Measuring method: osclillometric • Pressure measure range: 0—290 mmHg (0-40 kPa) • Pulse rate: 40 – 180 beats/minute • Measurement Accuracy:         Pressure:              ±3mmHg (0,4 kPa) in enviroment temp. 15-25 °C              ±6mmHg (0,8 kPa) in enviroment temp. 10-14 °C i 26-40°C         Pulse:              ±5% • Memory capacity: 2x60 records • Adjustable cuff fits arm from 22-32cm in circumference • Automatic inflation and air release of the cuff • Display LCD: 77mm x 53mm • Air release: Automatic rapid air release by electromagnetic control valve • Press detection: Electrostalic capacity semi-conductor pressure sensor • Power supply: 4*AAA batteries (not included ); DC 6V adapter (not included) • Temperature and humidity:         Operating: 10°C to 40°C; 30% to 80% RH         Storage: -20°C to 60°C; 10% to 95% RH