Motor Type: AC MotorModel Number: Voltage RegulatorMax Power: 6KW (max resistive load, 3KW power for normal use recommended)Efficiency: Greater than 90 percent Work Voltage: AC 220VSafer design with protective case, suitable for home and factory use.Using original imported 41A .Using 1.6 mm FR-4 PCB, reliable and safe welding design.Upgraded double capacitance circuit design (safe capacitance and metal film capacitance) protects the by reducing surge and voltage spike. Brings more safety and efficiency.Adjust Voltage: AC 0-220VPlease remember to connect load before you adjust the voltage. in mainly used on resistive load and most single-phase motors. Please check your model series before you buy.colour: SilverMaterial: Metal and electronic componentssize: 13x6.4.7cmKnob Diameter: approx. 6 mm or 0.24 inchPackage Contents: 1 x Electronic controllerOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.