Features: This dimmer is suitable for LED lamp, light bulbs, halogen lamp and many other types of lamp (it is not suitable for 12V lamp). Light switches dimmable turn the knob to adjust the brightness from 0% to 100%, without fixed level limitation, no flicker. The dimmer switches for LED lamp is make of shock-resistant and weather resistant plastic. Rotating knob design ensures high durability, even with frequent use. Whether you want to create a comfortable atmosphere in the evening or need bright light during day, you have completed control. The continuous dimming function not only help to increase comfort, but also reduce power consumption. Specifications: Component: Plastic Color: White/Black Size: 86x86x41mm/3.39x3.39x1.61inch Input: 220-240V, 50Hz, 300W Package Includes: 1set LED Dimmer note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to difference between different monitors, the picture may not reflect the actual color.