The warm water, self-contained design provides the ultimate remote hand washing experience in the absence of plumbed water and waste by using an available electrical supply. The built-in electric water heater offers users the most effective hand wash by providing a tempered water supply from the self-contained water source. Both the water supply and waste-water are self-contained using storage tanks concealed within the cabinet.Self-contained model ps1210-f11 incorporates a manually operated foot pump to deliver water from the 5-gallon fresh water storage tank to the gooseneck spout. The foot pump provides the greatest amount of water conservation by allowing users to directly control the water flow used in washing and rinsing. Faucet meets nsf and lead-free standards.