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How to choose the right LED bulb?
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How much brightness do you need? |
When we only had incandescents it was enough to think about bulb brightness in terms of watts. Now we need to start thinking in lumens. Lumens (lm) measure light output.
The following table estimates how many lumens you get from your watts for different bulb technologies:
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ENERGY EFFICIENT
Traditional incandescent light bulbs operate at 20% energy efficiency, 80% of the electricity is wasted by being transformed into heat. Ever felt a hot light bulb? LED lights operate at 80-90% energy efficiency. This means they provide about 80% light output and create less heat making them so cool to touch.
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