This fully automatic upper arm blood pressure monitor offers comfortable, accurate, and precise blood pressure readings using Intellisense technology. This blood pressure monitor promises to deliver three key aspects: COMFORT, CONVENIENCE, and ACCURACY. The 3-line display shows all readings (systolic, diastolic, pulse, and heartbeat) simultaneously. It has 99 storage memory slots (for two people) with an average reading displayed from the last 3 readings when retrieving the stored data. Features: FULLY AUTOMATIC - This blood pressure monitor requires no adjustments by the user. Simply slide on the arm cuff (22 cm-32 cm) and turn on the device. The blood pressure monitor will automatically begin inflation for measurement. INTELLISENSE TECHNOLOGY - This blood pressure monitor always inflates the cuff to the peak pressure tailored to your individual blood pressure level, ensuring a more comfortable and accurate measurement. HIGHLY ACCURATE MULTIPLE READINGS - This blood pressure monitor measures systolic, diastolic, pulse, and heartbeat, all clearly displayed on the easy-to-read and understand digital liquid crystal display. 198 SETS OF STORAGE MEMORY - The blood pressure monitor can store up to 198 groups of memory. After each measurement, the blood pressure monitor will automatically store the measured data. When the memory button is pressed, it will first display a ROLLING AVERAGE of the last 3 readings. The measured value for EACH INDIVIDUAL test can be displayed by pressing the button in sequence. EASY TO OPERATE - Quick, convenient, and accurate readings, just as it should be. Specifications: Outer shell material: Plastic Display: LCD digital display Measurement principle: Oscillometric method Measurement location: Upper arm Cuff range: 22-32 cm Measurement accuracy: Pressure: 3 mmHg; Pulse: 5% of reading Resolution: 1 mmHg (0.1 kPa) Measurement range: Pressure: 0 to 280 mmHg; Pulse: 40 to 199 pulses/min Memory function: 2 x 99 sets of measurement value memory Inflation: Automatic with micro air pump Deflation: Active electronic control valve Power source: 4 x AAA batteries (not included), USB 5 V Automatic shutdown: approximately 2 minutes Package Contents: 1 x Digital Automatic Upper Arm Blood Pressure Monitor