The Beurer BM31 upper arm blood pressure monitor, with talking function can help you ease your worries and stay on top of your vital signs from the comfort of your home. Enjoy the quality and precision of German-engineering with the BM31 Blood Pressure Monitor for home use. At Beurer, we strive to provide you with the most accurate blood pressure monitor reading. The digital blood pressure machine measures and stores systolic + diastolic blood pressure and heart rate with the precision of a professional blood pressure monitor. The extra-large adjustable cuff is easily wearable on small & large upper arms. Once your arm is positioned correctly, you can measure your bp with just one touch of a button. The monitor stores up to 60 measurements for up to 2 users, making it easy to track and monitor your whole family's results. It's also perfect for professional use to observe multiple people! The kit includes batteries, a storage case, and a cuff (for upper arms 8.7” - 16.5”). Any questions? Our friendly Florida based team is always happy to help! Feel free to give us a call at +1(800) 536-0366.