Model Number: BK6032 Key Specifications/Special Features: Display type: digital formMeasure method: oscillometryMeasure range: blood pressure: 0-300mmHg (0-40kpa)Pulse: 40/min-200/minMemory: 10 setsAccuracy: blood pressure: ±3mmHg Pulse: ±5%Pressurization: annual pressurizationDepressurization: automatic constant speed exhaustPressure detection: capacitance pressure sensorPower supply: 4 batteries (AA*4)Power management: 3 minutes power-off automatically/low battery indicationOperation environment: +5℃-+40℃, 15-80%RHStorage environment: -20℃-+55℃, 5-80%RHProduct weight: 500g (including battery)Product size: 125mm*100mm*70mmCuff size: 480mm*145mm