Set up a portable hand washing station without plumbing! Water is heated by a tankless, on-demand water heater. The water pump has a flow rate of up to half a gallon per minute. Clean water tank holds 5 gallons; waste water tank holds 6 gallons. Sinks are approximately 5" deep. Includes power switch inside the cabinet and openings for cord management. All units are 28 1⁄2"W x 23 1⁄2"D. 1-year warranty.