1 Scott Essential Electronic Towel Dispenser Offers up to 5-year battery life Compatible with 02001 Scott Essential Hard Roll Paper Towels, which include unique Absorbency Pockets (1.75' core) Keyless entry or key-activated spring lock, emergency feed knob, stub roll with no double feed feature to minimize waste 99.9% jam-free to ensure that you never miss a hand drying occasion, minimizing risk of cross contamination.