For sale: Kimberly Clark automated paper towel dispenser, Professional model, no. 09992 (production date code: GM035004A). This dispenser uses paper towel rolls that have 2â€ diameter cores and are 7.5â€ wide. It will accept rolls with outside diameters of up to 8 inches. The unit uses 4 â€œDâ€ size batteries to dispense towels. There are adjustments for size of a sheet dispensed and for the proximity of your hands which activate the unit. The unit is 12" wide, 16" tall, and 10" deep.