The Advantage 6016N Ultra Wrist Digital BP Monitor measures systolic, diastolic, and pulse. This blood pressure monitor features Smart Logic Technology that determines the ideal inflation level, making measurement taking simple. Its MAM Advantage Average Mode automatically averages 3 readings for superior reporting accuracy. This device has a 2 zone memory that records the date and time stamp, and it recalls the last 99 readings for two different people. It is compatible with PC Link Analyzer Software (sold separately) where blood pressure readings can be downloaded and analyzed. This device's wrist cuff fits 5.3" to 7.7" wrists and the device includes 2 "AAA" batteries.