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Great Value LED Light Bulb, 9W (60W Equivalent) A19 General Purpose Lamp E26 Medium Base, Non-dimmable, Soft White, 4-Pack - Walmart.com
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SANSI 350W Equivalent A21 LED Light Bulbs, 5500 Lumens 3000K Light Bulbs, Non-Dimmable E26 Bulb w/Ceramic Technology, 22.5 Years Lifetime, 36W Power Energy Saving LED Bulb for Home Workspace - Amazon.com
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U.S. Energy Information Administration - EIA - Independent Statistics and Analysis
LED vs. CFL Bulbs: Which Is More Energy-Efficient?
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