Features: Equipped with 3KW power, this pool water heater ensures rapid heating for your pool. Designs for easy integration, this pool heater operates on a standard 220V input. The single phase operate of this pool heater ensures efficient power usages and compatibility. Features automatic thermostat to maintain a consistent pool temperature at 30-40°C. Includes high temperature protections switches and resets button for added safety. Specifications: Materials: Stainless steel shell Size: about 398x152.2mm/15.67x5.99inch Power: 3KW Voltages: 220V single-phase power Package Includes: 1set Pool Heater Thermostat note: Please allow 1-2cm errors due to manual measurement, make surely that you not mind before order. Due to difference between different monitors, the picture may not reflect the actual color.