Automatic Blood Pressure Monitor - Easy to use, one-touch operation, clinically proven accuracy, enhanced IntelliSense™ technology enables fast and comfortable measurement, hypertension indicator, irregular heartbeat indicator alerts the user if an irregular heartbeat is detected, cuff wrapping and body movement indicators for more accurate measurement. 30 reading memory function stores results. Medium/Large arm cuff (fits arm circumference 22-42cm) Wrist. One touch operation, 90 memory storage capacity. Suits wrist circumference 125 to 205mm.