1. Wide Application: This speed controller can adjust the speed, temperature, voltage and light, suitable for US Standard A and B plugs, widely used in exhaust fans, tungsten bulbs, electric, angle grinders, marble machines, blowers. 2. High Accuracy Display: This rheostat variable speed controller adopts accuracy regulating knob for regulating voltage with high accuracy. Through the digital display, you can accurately know the working voltage of the machine, and the LED light makes the real time voltage figure clearer. 3. Stepless Speed Regulation: This speed controller adopts stepless speed regulation, which is easy to change gears according to the actual situation, is more appliances can be applied, easy to drive. 4. 10A Overload Protection Switches: This governor uses overload protection switches to control the input and output voltages, which have overload and short circuit protection, and replace boat switches and fuses. 5. Excellent ABS Housing: The housing of this governor is made of excellent ABS material, which is wear resistant and has a long service life. Item Type:AC Motor Speed Controller Plug Specification:EU Plug 220-240V Input:220-240V Output:0-220V Speed Control Mode:Stepless Speed Control Maximum Input Current:10A Maximum Input Power:4000W Note: This governor is not suitable for internal circuit boards and capacitors electronic components products can not be used, such as bedside clip fan, miniature fans, small ceiling fans, LED energy saving lamps, microwave ovens, induction cookers, ovens, washing machines, rice cookers, fish tank pumps, brushless synchronous motors. Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on. Voltage:AC 220V Colour:Black Material:ABS Package Contents: 1 * Angle grinder speed regulator