BEURER | Upper Arm Blood Pressure Monitor | BM 44The upper arm blood pressure monitor sets itself apart with its particularly easy operation and its blue illuminated XL display and the illuminated START STOP button. Easy to use Easy to read, blue illuminated XL display Fully automatic blood pressure and pulse measurement on the upper arm Illuminated START STOP button Risk indicator Arrhythmia detection Medical device For upper arm circumferences from 22 to 30 cm Automatic switch off Incorrect usage