LED light bulb to last more than 20 years

Light bulbs that are said to last for more than two decades while consuming very little energy may go on sale later this year.

US firm General Electric, Dutch company Philips and UK-based Sylvania all showcased their products at the Light Fair industry conference in Las Vegas.

Using light-emitting diodes (LEDs) instead of filaments, the bulbs are meant to produce as much light as a 100-watt incandescent alternative.

However, LEDs are not usually cheap — via redwolf.newsvine.com

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