Wrist Blood Pressure Monitor is digital. Feel secure knowing that this device will give clinically accurate simultaneous readings of your systolic and diastolic pressure, as well as your pulse. This Blood Pressure Monitor with automatic irregular heartbeat detection will alert you if the rhythm of your heartbeat is something to be concerned about. It will also compare your hypertension reading with the standards set by the World Health Organization. This package contains what you need to get started to take your blood pressure at home.