Easily converts any RV LP gas water heater to 120V electricity on demand. Conserve propane by using electricity to heat your water. Heating cartridge made of high-quality stainless steel to heat the water to temperatures ranging from 90 to 150 F. Includes ON/OFF power switch with mounting bracket and fully adjustable thermostat. All necessary power cords and color-coded wire assemblies are included. Factory preset to 120 F.