OMRON M1 is a clinically validated upper arm blood pressure monitor that gives you accurate readings at home. OMRON M1 has unique OMRON Intellisense Technology which automatically applies the right amount of pressure, preventing discomfort caused by overinflation of the cuff. Description : Blood Pressure Monitor for the upper arm. Simple and reliable . Easy-to-use monitor . Accurately measures blood pressure and pulse rate . Operates with just the touch of a button . One-touch operation . Clear display, perfect for home use . Clinically validated technology by Omron . Trustworthy accuracy of readings every time .