Designed to make taking blood pressure easy and comfortable, the special shape of the patented ComFit cuff expands to fit regular and large arms, 9" to 17" in circumference. With one-touch operation, blood pressure and pulse readings are displayed on the large digital panel. Displays advanced diagnostics including hypertension Iindicator (according to the AHA guidelines) and irregular heartbeat detector. Features IntelliSense Technology for accurate, more comfortable readings, excessive body motion dion detector, 60 memory storage with date and time stamp and advanced averaging. Includes AC adaptor. 5 Year Limited Warranty.