From Clorox Commercial Solutions, the wall-mounted, touchless, Clorox Hand Sanitizer Dispenser provides a sanitary, easy-dispensing solution for high-traffic environments, like offices, reception areas, daycare centers and schools. By automatically dispensing hand sanitizer, it helps your staff in their efforts to keep germs from spreading throughout these facilities. Using a sensor to recognize when hands are present in the dispensing area, the touchless dispenser automatically releases sanitizer. Dispenser unit comes with a wall-mount kit and four C batteries that keep the unit running. When the batteries are low, a light indicates it's time to change them. Touchless dispenser works with the Clorox Hand Sanitizer 1 Liter Refill (sold separately). The refill is formulated with 71 percent ethyl alcohol and provides strong efficacy, killing greater than 99.999 percent of germs in as little as 15 seconds..