Features: 100% brand new and high quality. Convenient rotary knob, 5-speed wind speed icon is simple and easy to understand. High-quality flame-retardant PC material, high temperature resistance, easy to clean and not deformed. It is suitable for the installation and replacement of most brands of ceiling fans and electric fan speed regulators. Simple, stylish and versatile, suitable for a variety of decoration styles. The fixed rear frame has strong compression resistance, stability and resistance to deformation. Package Includes: 1x Speed Adjuster Specifications: Material: Plastic Weight: 100g Size: 8.6x8.6cm/3.39x3.39inch Color: White Rated Power: 500W Rated Voltage: 50HZ/220V Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.