Medisana BU535 precise measurement of the tension in the forearm and with an extra-flat design. Characteristics: Accurate measurement of the tension in the forearm With arrhythmia indicator 120 memory spaces for each user Large numbers for easy reading On the screen it shows: systole, diastole, pulse, date and time Upper arm blood pressure monitor with traffic light function according to WHO standards * Calculation of the average value of the last three measured results Extra large screen that is very easy to read. Very fine design. Cuff for arm circumferences from 22 to 36 cm. Includes case and batteries (4 x 1.5 V AAA). Certified as a medical product. Specifications: Features: Placement Supported: Forearm. Number of users: 2 user(s) Index pulse measurement: Yes. diastolic blood pressure: Yes. Systolic blood pressure: Yes. Memory function: Yes. Classification of values of the WHO (World Health Organization): Yes. Arrhythmia detection: Yes. Memory slots: 120. Color of product: White. Display. Display type: LCD. Power check. Battery type: AA. Number of supported batteries: 4. Battery voltage: 1.5 V. Weight and dimensions: Width: 15 cm. Depth: 95mm. Height: 41mm. Weight: 230g