Fully Automatic With Universal / Large Cufffor arm circumference 22-32cm (8.7inch - 12.6in)Just wrap the blood pressure cuff around your upper arm in a relaxed sitting position,Click the button then get your readings Measurements include: systolic pressure, diastolic pressure, pulse rate, date, time, and user ID.will self shut down without any operation for 30 seconds.Accurate Data ReadingOur blood pressure monitor uses advanced measurement technology to provide highly reliable readings. With a blood pressure accuracy of 3 mmHg / 0.4 kPa and a pulse rate accuracy of 5%, you can trust its accuracy every time, and convenient readings ensure your health. Stay on top of your blood pressure with this reliable and user-friendly device.2 User ModesThis blood pressure machine features 2 user modes and 99 memory storage, allowing each user to conveniently track and store up to 99 readings. The monitor also automatically calculates the average of the last 3 readings for easy comparison and monitoring.Blood Pressure Monitor, Package IncludedYour purchase includes 1 blood pressure monitor, 1 armband (excluding batteries and AC adapter) and 1 instruction manual. In addition, the product is backed by UK warranty and support, allowing you to use it without worry.