Thanks to an energy saving LED light source, the light-weight presenters offer a long battery life of up to 80 minutes.

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Switch to energy-saving light bulbs and smaller TVs and refrigerators, she advises.

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Goeken's PolyBrite International of Naperville, Ill. looks to leapfrog the little fluorescents with energy-saving bulbs that rely on light-emitting diodes, which are glowing semiconductor chips.

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To get a LEED certification, for instance, homes collect points for green features, such as energy-efficient light bulbs and water-saving toilets.

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Understanding consumers' desire for products that reduce their household energy costs, both of LG's 3D LED HDTVs have a variety of energy-saving features, such as Intelligent Sensor to automatically calibrate and optimize brightness, contrast, white balance and color, based on the ambient light in the room, thereby saving on energy output under most circumstances.

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The 60W is the latest old-fashioned light bulb to be switched off in favour of the fluorescent lamps, energy-saving halogen bulbs and LED lights.

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