State-of-the-art vacuum pump technology makes the automatic soap dispenser compatible with a wide variety of liquid soaps. The dispenser requires three AAA batteries, which are sold seperately. iTouchless 8-Ounce Automatic Soap Dispenser Value 2-Pack, ESD003S2: * 2-unit value pack (1 white, 1 silver) * Perfect for any bathroom and kitchen * Handsfree operation helps prevent the spread of germ contamination * New vacuum pump technology for all viscosity of liquid * 3 dispensing volume control * Removable soap container for easy cleaning * Large opening for mess-free refills * Capacity: 250ml (8 oz) for each unit * Dimensions: 3"W x 4.25"D x 8"H * Weight: 0.55 lbs each unit * Uses 4 AAA batteries (not included) * Batteries last up to 4 months or 5,000 dispensing cycles