ONE PRESS EASY OPERATION: SEMKAP blood pressure monitor is equipped with an upgraded precision chip and advanced measurement technology to deliver stable, reliable readings every time. This blood pressure machine is simple to operate, just press the”Start” button and get accurate results in as little as 30 seconds, ideal for daily home monitoring. DUAL CUFF SIZES FOR THE PERFECT FIT: Designed with a dual-size blood pressure cuff system, M/L cuff (9"-17") and XL cuffs (13"-21") are included in the package. Suitable for most arm sizes in the family. Adjustable cuff design for minimizing the tension when measuring blood pressure. Updated inflation technology for faster reading for large arms. LARGE LED DISPLAY AND BUTTONS: Blood pressure monitors for home use features a large, with 5-inch LED display, designed with oversized numbers and large buttons to offer more quicker and more comfortable blood pressure measurement experience and get clearer results. Adjustable voice announcements. TRACK YOUR HEALTH WITH 2x99 MEMORY GROUPS:2 x 99 memory and 2 users mode, Automatic record the measurement results of each user, Help you clear track the health of parents or working parents.we are also equipped with a DC to USB cable and 4 AAA Batteries(not included). Two power options allow you to use our bp monitor anywhere, anytime, without worrying about power supply problems that prevent you from using it. IDEAL FOR HOME USE & WHAT'S IN THE BOX: 1x blood pressure monitor, 1x standard size cuff, 1x extra large cuff, 1x nylon carry bag, 1x type-c cable, 1x user manual. If you have any questions about the electronic blood pressure monitor you received, please feel to contact us. The Electronic Blood Pressure Monitor is non-invasive blood measurement of arterial blood pressure values in adults, It is intended to measure the diastolic, systolic blood pressures and pulse rate through an inflatable cuff wrapped around the upper arm. It can be used by medical professionals or at home. The cuff circumference is limited to 22-32 cm.