Download Philips introduces world's most energy-efficient warm white LED lamp.
Philips introduces world's most energy-efficient warm white LED lamp.
Philips introduces world's most energy-efficient warm white LED lamp.
First LED lamp prototype delivering 200 lumen per watt high quality light, halving the energy use compared to current LED lamps.
official announcement : http://www.newscenter.philips.com/us_en/standar...
First LED lamp prototype delivering 200 lumen per watt high quality light, halving the energy use compared to current LED lamps.
official announcement : http://www.newscenter.philips.com/us_en/standard/news/press/2013/20130411-philips-creates-the-world-s-most-energy-efficient-warm-white-led-lamp.wpd#.UWvBoasmki-
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