The A&D Multi-User Bluetooth Upper Arm Blood Pressure Monitor with Wide Range Cuff, 8.6" to 16.5" is perfect for monitoring blood pressure at home with multi-user functionality, which makes it ideal for families or shared households. Its wide-range cuff accommodates a variety of arm sizes, ensuring a comfortable fit for users with arms measuring between 8.6" to 16.5". With Bluetooth connectivity, this blood pressure monitor pairs effortlessly with your smartphone or tablet, allowing you to track, store, and analyze your blood pressure readings through the free A&D Heart Track companion app (iOS or Android), which saves your readings and provides simple graphs that show your progress. It also features cuff fit detection and movement detection so that users remain still and to avoid errors from incorrect cuff placement. The sleek design and straightforward operation make it a reliable companion for maintaining a healthy lifestyle. Designed with user-friendly controls and a large display, this device caters to all ages, making at-home blood pressure monitoring accessible and efficient. Wide-range cuff fits arm sizes from 8.6" to 16.5" for maximum versatility. Bluetooth connectivity for seamless data transfer to compatible apps. Multi-user functionality to store and manage readings for up to four individuals. Large, easy-to-read display with clear numerical and graphical feedback. Advanced averaging feature calculates an average of up to three readings. Irregular heartbeat detection for added health insights.