⭐️✅BEURER BM 59 UPPER ARM BLOOD PRESSURE MONITOR CUFF WITHOUT TUBES AND CABLES, LED RISK INDICATOR, HEART RHYTHM DISORDER DETECTION, UPPER ARM CIRCUMFERENCE 22-42 CM, WITH APP CONNECTION✅️⭐. IRREGULAR HEART Rhythm: the integrated heart rhythm disturbance recognition of the blood pressure monitor recognizes irregularities in the heart rate and warns of any cardiac arrhythmias.