【Product parameters】: Input voltage: 110 - 120 volts; Frequency: 60 HZ; Rated current: 10 A (Maximum current: 15 A) ; Resistive load: Maximum power: 2000 watts; Inductive load: Maximum power: 1000 watts 【Widely applicable】: Suitable for various types of load-bearing devices such as electric fans, drill bits, angle grinders, water pumps, etc. Prohibited for use in devices with circuit boards and capacitive electronic components such as microwave ovens, rice cookers, etc. 【Overload protection】: The IGOYE speed control system is equipped with an overload protection device. When the instantaneous current exceeds 15A, the power supply will be automatically cut off, providing excellent protection for both the equipment and the users' safety. A flame-retardant casing is used to enhance the additional protective capability. 【Portable design】: The back of the product features a clip design that can be fixed onto a belt, and it has an LED voltage display for easy use. It is compatible with American standard A and B type plugs. 【Product features】: The product adopts an infinitely adjustable knob. Rotating the knob enables precise control of the voltage, and it is easy and convenient to use. An LED voltage display is provided, allowing for precise control and monitoring of the voltage.