No technical know how required, just plug in the dimmer to any 13A socket and turn the rotary dial to the required level. Fits a standard UK wall socket.
Compatible with all dimmable bulbs including LED. You will need to pay for the cost of returning the item(s) and the item(s) remain your responsibility until we receive them. The item "Mercury Black Plug In Adjustable Dimmer Switch Home Lamp Light Intensity Control" is in sale since Friday, July 21, 2017.This item is in the category "Home, Furniture & DIY\Lighting\Lighting Parts". The seller is "netagon" and is located in Runcorn. This item can be shipped worldwide.