Usage Tips:100% brand and high qualityComfortable rotating button, 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 fan 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: PlasticWeight: 100gSize: 8.6x8.6cm/3.39x3.39inchColor: WhiteRated Power: 500WRated 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.