The Automatic Digital Blood Pressure Monitor by Medline is a easy to use, single button designed, digital blood pressure monitor that automatically inflates and provides reliable, quick readings. These monitor uses fuzzy logic circuitry to allow customized inflation levels for individual patients and an 8-bit processor provides accurate, timely results. The results are shown on a large, digital readout and can be stored in the units memory system. This blood pressure monitor for the home runs on 4 included AA batteries and contains a detailed instruction guide. Comes with a standard sized adult cuff (fits arms 22-30 cm 8.58-11.70).