The stepless speed regulating knob is used to realize 0%-100% adjustment, the control accuracy is 1%, and the rated power can reach 500W. Widely used in: household appliances, industrial appliances, scientific testing instruments, factories, light industry manufacturing, electric power, etc. This is a multi-functional stepless speed regulator with an input voltage of AC220V, which is suitable for dimming, voltage regulation, speed regulation and temperature regulation. The product design has digital display, both brushless and brushed motors can be used, as long as the input voltage is AC220V., Weight: 0.59965735264 Pounds, Manufacturer: Kueohse