The UA-789 is a home blood pressure monitor that accommodates consumers with larger sized arms. The cuff is coupled with a high speed motor for a fast and comfortable reading. It is also equipped with Irregular Heartbeat Detection, which provides blood pressure and pulse rate measurements even when an Irregular Heartbeat occurs, and HeartWise Technology which measures blood pressure on inflation while filtering out ambient noise on deflation. With an extra display, large buttons for easy oper