One of the ways -- if not the best way -- to track the progress of LEDs over the past few years has been through the metric of lumens-per-watt. As you can gather from the name this is an efficiency ...
Earlier this month, leading LED manufacturer Cree further expanded its best-selling LED bulb portfolio with the 3-Way LED Bulb, which emits warm, incandescent-like light while consuming up to 90% less ...
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