Usage Tips:Features:brand and high qualityComfortable rotating button, stepless speed regulation, comfortable knob, easy to rotate and effortless.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 controllers.Simple, stylish, versatile, suitable for a variety of decoration styles.The cold-pressed steel frame structure is more closely aligned with the panel, and the installation is convenient and it is not easy to be damaged or deformed. Specifications:Material: PlasticWeight: 90gSize: 8.6x9cm/3.39x3.54inchColor: Black/Gold/Gray/WhiteLoad Power: 300WRated 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. Package includes:1x Speed Adjuster