The Paragon E-Sink Portable Hot Water Hand washing Station provides an on-demand 1500 watt, 120V/20 amp flash water heater providing a hot water from a 5-gallon fresh water tank that allows for 64 hand washes. The waste water is captured in a 6-gallon waste water tank.??The water heater has a non-adjustable thermostat and will heat to 39 degrees Fahrenheit above ambient temperature. The hot water heater is contained in a corrosion-resistant tank and has a replaceable heating element.??The sink has a built-in 150 psi, 115 VAC, 0.9 amp water pump featuring automatic demand (no priming required), and feature back flow protection to prevent fresh water contamination.