Focal Blood Pressure Monitor – Upper Arm Type with Cuff measures systolic blood pressure, diastolic blood pressure, and pulse rate with Oscillographic testing mode. Features include blood pressure classification; irregular heartbeat detection; over-pressure protection/ 60 records memory recall; large LCD V.A. display 100mm*68mm colorful retail box; and instruction manual. Measurement appears during inflation. Cuff fits upper arm perimeter of approximately 9” x to 13” in circumference. Measurement range: pressure 0-40kPa (0-300mmhg); pulse value 40-199 times/minute. Accuracy: pressure ±3mmhg (±0.4kPa); pulse value ±5%. Normal working condition: temperature 41° to 104°F; relative humidity <80%. Storage and transportation condition: temperature -4° to 140°F; relative humidity 10-93%. Power: four AA batteries.