Halogen bulbs put out a lot of focused light but they do it at the expense of burning up a lot of Watts and generating a lot of heat. The cost for an LED replacement like the one seen disassembled ...

That sounds impressive until you read the fine print: "compared with worn standard halogen ... bulbs we tested, shop by price. The illumination of any bulb fades with time, so we suggest replacing ...

LED headlamps give the cars a more contemporary look, but pose a challenge for drivers coming from opposite directions and ...

Light bulbs that are LED versions cost much less to run, saving households on average hundreds of pounds each year ...