Clinically Accurate: Each device is individually tested to ensure accuracy,providing you the most accurate blood pressure data.Plus,irregular heartbeat can also be monitored,which makes it convenient to track your health at home every day. 240 Memory & 2 Users ModeThis blood machine support two users have their own independent measurement records, each user can record up to 120 measurements. Helps users to easily track their health, blood pressure and heart rate according to the specific time and date. Large LCD Display & One-button Operation: One-button start, you can get your blood pressure and heartbeat results on large 3.2'' LCD screen. Blood Pressure Monitor for Upper Arm is equipped with LCD backlight display, which ensures clear number even in darkness. Especially convenient for the elders. Adjustable comfortable Cuff : Suitable for standard and large adult arms from13.5-19.5cm. The cuff Integrated with hook-and-loop fasteners, it is ergonomically designed to provide precision and comfort during the measurement process.It is recommended for home use.