The Purell Hands Free Hand Sanitizer Dispenser, sold one per case, is the most sanitary way to deliver trusted Purell products to hands. This dove gray, matte finish dispenser is battery operated with a motion sensor at the bottom. When hands are placed underneath, just the right amount of sanitizer is released to kill germs. It can easily be installed and mounted onto a wall anywhere you find a need for it. Measuring 10.5" x 6" x 4", this dispenser is refillable with the 1200 ML Purell Hand Sanitizer (539202).