The Medisana BU 512 is a precise and easy-to-use upper arm blood pressure monitor, designed for comfortable home blood pressure monitoring. Features: Accurate Measurements: Automatically and reliably measures systolic, diastolic blood pressure, and pulse. Memory Function: Stores 90 readings for two users. Arrhythmia Detection: Automatically detects irregular heartbeats. Color Scale: Displays measurements according to the WHO (World Health Organization) color classification. User-Friendly Design: Large and clear LCD screen for easy result reading. Universal Fit: Adjustable cuff suitable for arm circumferences of 22–36 cm. Energy Saving: Automatic shut-off function extends battery life. Package Includes: BU 512 Blood Pressure Monitor Upper arm cuff (22–36 cm) User manual 4 x AA batteries The Medisana BU 512 is the perfect choice for those who want reliable and convenient blood pressure monitoring at home.