No contact, no transmission. This touchless foaming soap dispenser uses infrared sensors so you would get just the right amount of soap you need for washing. No drip, trail, or wasted soap. The soap dispenser's battery box is in the middle of the machine, which is well protected from water stains on the lavatory counter and is effective and waterproof. Made with attractive, stylish ABS material, this dispenser perfectly complements your kitchen or bathroom countertop. Great for use in home, office, school, hotel, hospital, and more!