Omron BP710N is a simple to use upper arm Blood Pressure Monitor. It will store up to 14 readings in its memory for a single user, allowing you to track patterns of the heart. Uses omrons wide range cuff that will fit arms of 9 to 17 inches. What's Included BP710N Unit Wide-range cuff (fits arms 9" to 17" in circumference) Instruction manual Quick start guide Features Wide-range D-ring cuff comfortably accommodates arms from 9” to 17” in circumference One-touch operation gives you an accurate reading simply with the press of a single button Irregular heartbeat detector notifies you if an irregular heartbeat is detected while monitoring Digital display is large and easy to read No. 1 doctor and pharmacist recommended home blood pressure monitor Feel empowered by accuracy with precise readings you can trust Alerts you instantly if an irregular heartbeat is detected while your blood pressure is being measured Track your health at home with the ability to review the last 14 readings NOTE: Unit operates on 4AA batteries (not included) Still Undecided? Check out all Omron Healthcare Products