M2 OMRON BASIC automatic digital tabletop sphygmomanometer blood pressure monitor for arm. It detects movements, irregular pulse and arrhythmias. With the OMRON M2 Basic, you can now measure your blood pressure comfortably, quickly, and accurately. This device is equipped with Intellisense technology, which ensures there is less discomfort from over-inflating the cuff. The M2 Basic can also detect if there is an arrhythmic heartbeat during the regular measurement of your blood pressure.