You Will Get: The blood pressure monitor kit includes not only the blood pressure monitor, but also the user manual, quick start guide, USB Type-C charging cable, 4*AAA batteries, and a storage back - so you can accurately measure your blood pressure anytime, anywhere, whether you're at home or on the go. Two power options: When measuring the blood pressure monitor, you can choose 4 AAA batteries or connect Type-C cable to turn on the blood pressure monitor. For your convenience, you can use it directly. These will be included in the package. Cuff Self Checking:During the measurement process, the blood pressure monitor will automatically detect whether the cuff fits the arm and give a prompt. When it is worn correctly, the screen will display "OK". If the body is moved during the measurement, causing changes in the arteries, the measurement result will display "shaking" to remind us to wear the cuff correctly and sit in the correct position when measuring blood pressure, so that we can measure more accurate blood pressure values. Adjustable Cuff: You can adjust the cuff size to fit your arm circumference to make blood pressure readings easier and more comfortable. The cuff fits arm circumferences of 8.7'-16.5', which is helpful for people with larger or smaller arms, and the adjustable cuff size ensures that the device fits snugly on the arm without being too tight or obstructing blood flow, providing reliable, accurate readings every time. So you can adjust it to suit your needs. Total 240 Records: The blood pressure machine can be used by two users to store up to 2*120 blood pressure readings, this's convenient for husbands, for parentsn for families who want to keep an eyes on their members' regular blood pressure monitoring.The bp monitor also calculates an average reading based on the values of the latest 3 times measurement.So that you can make the measured value more accurate and help you better understand your blood pressure. Easy to read: Large LCD backlit screen is specially designed for older people and those with poor eyesight to read blood pressure, readings easily.Easy to read even when parents are alone at home measuring blood pressure. AILE blood pressure monitor is suitable for parents, husband and friends. Easy to Use: Just need to press the "STAR" button and the blood pressure monitor will show you a highly accurate blood pressure readings, which is good for elders, easy to use and ensures accurate results, helping you to effectively monitor your health.Easy to use even if your parents are home alone.