OMRON BP742N 5 Series Advanced Accuracy Upper Arm Blood Pressure Monitor Allows 2 different users to monitor & track their readings separately in the stored memory; Easy 1-touch operation ; Blood pressure level bar indicates if blood pressure reading exceeds internationally recognized guidelines for normal blood pressure levels; Exclusive technology automatically displays the average of up to the last 3 readings taken within the last 10 min; Irregular heartbeat detector; Removes user errors such as breathing & noise from movement during measurement that can give inaccurate readings; Includes main unit, wide-range D-ring cuff (9" - 17"), instruction manual & quick-start guide;