Features Smooth and Stable Control: Easily adjust the motor speed with stepless control, ensuring a smooth and stable . High Working Efficiency: Designed for AC 220V input and AC 0~220V output, this motor speed regulator ensures high working efficiency with safety. Versatile Application: Ideal for adjusting speed, voltage, temperature, and more, suitable for use on various equipment such as fans, grinders, and blowers. Compatibility Note: Not suitable for use with electrical appliances containing circuit boards and capacitive electronic components. Quick Installation: Light in weight and compact in size, this variable motor speed controller can be conveniently installed in minutes. Features: 1、Easy for Control: Supports stepless adjustment, the motor controller ensures smooth and stable control on the overall speed and . 2、Input and Output: Designed for AC 220V input and AC 0~220V output, the AC motor speed regulator ensures high working efficiency with safety. 3、Wide Application: Ideal for adjusting speed, voltage, temperature, lighting and more, can be used on fan, tungsten bulb, electric furnace, angle grinder, marble machine, blower and morel. 4、The Working Tips: Cannot be used for electrical appliances with circuit boards and capacitive electronic components, such as microwave ovens, rice cooker, water pumps, washing machines, LED energy saving lights, etc. 5、Quick to Install: Light in weight and compact in size as well, the variable motor speed controller is very convenient to install in minutes. Specification: Item Type: Motor Speed Controller Model: WF-850 Input Voltage: AC220V Output Voltage: AC 0~220V Use: Widely used for speed regulation, voltage regulation, temperature regulation, light regulation, etc. Package List: 1 x Motor Speed Controller Note: betweendiv>1. The output voltage measured under mains power is an analog voltage, and a load of over 20W must be connected to measure the correct output voltage. between/div>betweendiv>2. The product inputs AC voltage and outputs AC power. The input voltage is equivalent to the output voltage, and cannot be used as a boost product. between/div>betweendiv>3. 4000W is the maximum power of the module under resistive load, with inductive load accounting for 1/3 of the resistive load. Resistive load refers to tungsten ment lamps, heating wires, etc., and inductive load refers to series excited motors, etc. Be cautious when using circuit board electronic products.between/div>betweendiv>4. Resistive load refers to the temperature and light regulation ef Package List 1 x Motor Speed Controller