26 watt LED light brightness to top 200 watt incandescent lamp
Date:2011-11-16 15:50
The evening of October 21, 1879, Edison and aides into carbon filament bulbs, which invented the light bulb.
On November 4, 2011, national development and Reform Commission and other departments announce the phasing out of incandescent lamps by power size roadmap, this ancient light coming out of people's vision.
Rising star other than the incandescent lamp: energy-saving fluorescent lamps and LED lamps
Humans used incandescent lamps have a history of more than a century, however,
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