The Omron 10 Series Blood Pressure Monitor has a horizontal, LCD, dual, digital display that features a high-contrast, black, backlit screen with extra-large number for easy-to-read results; stores up to two hundred readings for two users (one hundred per user); and includes a pre-formed, Easy-Wrap ComFit Cuff that fits arms 9 to 17 inches in circumference. This premium digital blood pressure monitor also has TruRead technology which allows uses to automatically take three consecutive readings at intervals and then displays the average as well as advanced accuracy technology that measures five times more data points for consistent, precise blood pressure readings less affected by any breathing or movements. This unique unit operates on four AA batteries (included) and/or an AC Adapter (included), and it only weighs 16.6 ounces.