Adjustable (2", 3.5", 4") electronic sensor automatically dispenses towel when hands are placed under the towel opening. Intuitive LED light on door directs patrons to dispense area. Dispenses universal, 1.5" to 2" diameter core, up to 8" diameter, 8" wide, non-perforated, non-proprietary paper towel rolls. LED light on door flashes green when dispenser is ready to dispense, flashes red if not ready to dispense or in need of service.