Touch-free delivery reduces the spread of germs. Sight window on the dispenser's front to monitor fill level. Long battery life - up to 90,000 single uses. Works with most free-flowing all purpose hand soaps. The Alpine Industries Automatic Hands Free Liquid Soap Dispenser is ideal for bathroom use in offices, schools, warehouses, foodservice facilities, and more. Made of durable ABS plastic with top dispensing technology to reduce risk of leaking valves. Automatic, hands-free operation for improved hygiene, and 1000mL capacity helps reduce need for maintenance. Uses four C batteries which last up to 90,000 uses, and features LED light to indicate low battery life. Mounts easily to wall with mounting hardware included