Omron Advanced Accuracy technology captures five times more data points. It reduces errors caused by movement or breathing for more reliable readings Sync with the free Omron connect app—view trends, save unlimited readings, and share your data with your doctor Can store up to 14 blood pressure readings for a single user Irregular heartbeat detection alerts you to any irregular heartbeats, providing vital information to share with your healthcare provider Convenient one-touch design allows you to quickly take a blood pressure reading, right out of the box Soft, contoured cuff provides a more comfortable measuring experience Large digital screen to clearly display the reading of your results Wide-range D-ring cuff is designed for a comfortable fit, accommodating arm sizes from 9-inch to 17-inch (22cm to 42cm) in circumference Unit operates on four AA batteries (not included)