Wrist blood pressure monitor ub-351 digital wrist blood pressure monitor travel size wrist monitor with the push of a single button this wrist monitor is smaller, lighter and more compact than other wrist monitors and is ideal for travel. The automatic memory keeps your last 90 blood pressure measurements for effective tracking. Unlike other monitors that measure blood pressure during deflation of the cuff, the ub-351 wrist monitor measures blood pressure during cuff inflation for a faster, more comfortable reading. The pressure rating indicator feature provides a snapshot of your blood pressure classification based on your measurements. This will let you quickly know what your blood pressure readings mean. The average reading feature automatically calculates the average of the total readings stored in memory. The ub-351 also has the irregular heartbeat feature. This feature provides blood pressure and pulse rate measurements even when an irregular heartbeat occurs and alerts the user.