The BPM625 uses pressure sensors with automatic inflation/deflation to measure Blood Pressure and pulse. It measures at a range of 30-280mmHg (pressure) and 40-199bpm (pulse). It has the largest LCD that displays systolic, diastolic, pulse, time and measurement record number at the same time in huge digits that's easy to read and user-friendly for the elderly. It can save and recall up to 60 measurements with date/time stamp and average enabling physicians or healthcare professionals to review historical data. It can either be plugged into a power source or battery-operated. Device has auto power-off after 2 minutes of idle time.