1. (More efficient) 3000W high-power fast heating (Must Use NEMA 6-15P 15A Outlet, This heater is 12.5A Current), with a voltage of 240V, 10 gallons of water can be heated from 50 degrees Fahrenheit to 100 degrees Fahrenheit in 10 minutes. If you heat a lot of water, you may need two or more heaters.(Make Sure You Have A NEMA 6-15P 15A Outlet In Your Home). 2.(temperature controlled version)The water heater is equipped with a built-in constant temperature element. When the water is heated to 70 ° C, the temperature of the water heater (the heating temperature of the temperature sensor is determined by the heater housing) remains between 140 ° F and 158 ° F. To avoid a decrease in water temperature 3.(Advanced ) anti-scald design, high 304quality stainless steel protective shell, can evenly dissipate heat, to use to prevent scalding containers and burns and improve durability. Self-regulating with intelligent temperature control. 4. (Use scenario) First fill the basin/bucket/bath with water and put the heater in, the water level must be at least submerged in the stainless steel heating tube and the temperature sensing probe part, the power cord can also be in the water. The product is and portable Suitable for home, school, and outdoor Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.