Surface-mounted automatic roll paper towel dispenser shall be durable, high impact plastic material. Door is translucent navy and is secured to beige Housing, Keyed lock at top. Door may be opened with removable key provided. Dispenser automatically dispenses towel when hands are placed under the towel opening. Dispenser can be powered by 4 D size alkaline batteries or an optional 6 VAC to DC power supply. Equipped with switches that allow paper length to be set at 9, 12 or 15 in, delay that can be set at 1, 2 or 3 s and paper saver feature that provides a shorter second sheet with options of 25% shorter and 12.5% shorter. Blinking LED indicates if batteries need to be replaced. Automatic transfer shall dispense stub roll-up to 3-1/2 in Dia before new roll is dispensed.