DescriptionSimple designed lamp switch for table lamp and tungsten lamp. Easy to install, easy to use, perfectly fit for your daily use require.Features- Color: Black. - Material: Plastic+Electronic Component. - Length: 7 x 3.3 x 2.5cm. - Voltage: 220V - Easy to install, widely used in home use lamp. - Light weight, Will not increase the burden of the power cable. - Professional used lamp switch for table lamp and tungsten lamp. - Rotatable design make more easy to adjust brightness of the light. Warm Tip: Dear buyer, Due to lighting effect, monitor's brightness, manual measurement and etc, there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you!