Benefits/Features The Microlife BP B3 AFIB Upper Arm Blood Pressure Monitor provides the user with reliable blood pressure measurements easily and instantly. It is clinically tested and certified for use by: people with diabetes, children over 12 years old, kidney patients, people with obesity, pregnant women and pregnant women with preeclampsia. Designed in collaboration with doctors, it is a reliable medical instrument for measuring blood pressure in the upper arm, easy to use, accurate and recommended for monitoring blood pressure at home. It features AFIB technology for detecting atrial fibrillation with 97-100% accuracy (based on clinical studies). It also features MAM technology that automatically performs 3 measurements with the press of a button, Gentle+ technology for ideal measurement speed and the minimum required pressure and IHB technology that analyzes the pulse rate and detects irregular heart rhythm during measurement.