Revolutionary design & proprietary programming provide automatic inflation & error detection. Customized inflation levels for each individual patient. Color gauge simplifies detection. Provides quick digital readings of systolic & diastolic pressure as well as the pulse rate. Easy-to-use one-push button design. Stores the 90 most recent measurements. Large digital readout. Batteries included. Placement: Upper Arm; Size Group: Small Adult Cuff Fits Arms 22 cm to 30 cm; Power Source(s): 4 AA Batteries.