| Features: * Brand new and high quality * Wide application: The speed regulator can adjust speed, temperature, voltage, and lighting. It is widely used in exhaust fans, tungsten filament light bulbs, electric furnaces, angle grinders, marble machines, and blowers. Note: It cannot be used in electrical appliances with circuits. Microwave ovens, induction cookers, rice cookers, water pumps, washing machines, LED energy-saving lamps and other boards and capacitive electronic components * High-quality materials: The variable speed controller is made of high-quality ABS plastic insulated and flame-retardant shell, which does not discolor, deform, crack, and is high temperature resistant. The | |