Specification Measurement Method: Oscillometry Display: 9 digits LCD display, show systolic/diastolic/pulse rate simultaneously Cuff Pressure Range: 0 to 300 mmHg Measurement Range: 40 to 260 mmHg Accuracy: Pressure ?mmHg(0.5kPa) Pulse ?% of reading Pressurization: PVC bulb Deflation: Automatic exhaust Rapidly Deflation: Manual valve Power Source: AA? alkaline batteries Battery Life: Exceed 1000 uses Battery Management: Low battery indicator Automatic Power Off: 3 minutes without any operation, power off Operation Environment: 10℃ to 40℃ 30% to 85% RH maximum Storage Environment: -20℃ to 60℃ 10% to 95% RH maximum Main body Dimensions: 117mm?40mm?16mm Main body Weight: 245g not including battery Cuff Dimensions: Approximately 140mm?20mm Package Accessories: Arm cuff, Operation manual, PVC bulb, Manual valve Color Casing Dimensions: 180mm?25mm?20mm One Color Casing Weight: Approximately 545g Carton Dimensions: 635mm?75mm?40mm Carton Gross Weight: Approximately 7kg