Beurer Bluetooth Smart, Wireless & Automatic Wrist Blood Pressure Monitor with Large LCD Display, Irregular Heartbeat Detection, Multi-Users, Syncs Readings to HealthCoach App, 60 Memory Spaces, BC57Medical Class Accuracy BP Monitor: The German engineered digital blood pressure monitors, measure and store systolic + diastolic blood pressures & heart rates (your vital signs) with high precision. Smart BPM: The device easily synchronizes with your smartphone via Bluetooth so you are able to track your blood pressure and see how your readings look over time as well as show your doctor. Adjustable Soft Cuff & Easy to Use: The adjustable bp cuff