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US Government to Crank Lightbulb Efficiency Up to 120 Lumens Per Watt
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TAM ENERGY
Great Value LED Light Bulb, 15W (100W Equivalent) A19 General Purpose Lamp E26 Medium Base, Non-dimmable, Soft White, 4-Pack - Walmart.com
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SYLVANIA LED A19 Light Bulb, 60W Equivalent, Efficient 8.5W, 10 Year, 2700K, 800 Lumens, Frosted, Soft White - 24 Pack (74765), Packaging may vary. - - Amazon.com
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LED Lighting Efficiency Jumps Roughly 50% Since 2012
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