3Pcs Ceiling Fan Lamp Switch Rustproof Replacement Ceiling Light Pull Chain Switch Item Type: Pull Chain Switch Material: Plastic, Pure Copper Product Size: Diameter: Approx. 30mm/1.18in Total Thickness: Approx. 18mm/0.71in Exposed Pull Chain Length: Approx. 10cm/3.94in Gross Weight: Approx. 48g/1.7oz Usage: The Back Cover Is Marked with 1, 2, 3 and L. 1 and 2: Connect to The Capacitor Wire. 3: Connect The Fire Wire Above The Fan. L: Connect The Fire Wire of The Positive and Negative Switch. For Fan: You Can Adjust The Fan's High, Medium and Low 3 Speed Gears, Need to Connect The Capacitor. Applicable to Lamps and Lanterns: Can Adjust The Control of 3 Groups of Lights Closed. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-DIMEANI official store