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energy-saving LED bulbs bulbs can be found at most supermarkets, hardware shops, and specialised lighting and electrical retailers. Earlier than heading off to the retailers, check what kind of bulb you want to replace. The vast majority of light bulbs are described by a system of collection designations. Obtainable with screw and EcoLight LED bulbs bayonet bases, which have the designations Exx and Bxx respectively. The xx refers back to the base’s diameter in millimetres. These are sometimes used as floodlights and downlights. They're numbered by the size of the bulb’s diameter in millimetres, R80 for example. PAR38 is a common sort
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