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GE Ultra Bright 300-Watt EQ Daylight Medium Base (e-26) LED Light Bulb in the General Purpose LED Light Bulbs department at Lowes.com
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FEIT Electric 4.5 watts CA10 LED Bulb 300 lumens Soft White Decorative 40 Watt Equivalence | Fisk Farm & Home
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UCSB breakthrough puts LEDs on track for 300 lumens per watt or 90% efficiency vs 5% efficiency for incandescent ligth bulbs | NextBigFuture.com
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RuggedGrade 50,000 Lumen - 300 watt NextGen XT II Series LED Shoebox Lights - 170lm to watt -Dimmable - with Photocell - Slip FIT Mount -10KV Surge - - Amazon.com
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42,000 Lumen - 300 watt NextGen III LED Shoebox Lights - Dimmable - NO Photocell - SLIP FIT Mount -10KV Surge
What will the highest-lumen per watt figure be for LED? What is the highest theoretically possible? - Quora
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FEIT Electric 4.5 watts G16.5 LED Bulb 300 lumens Soft White Globe 40 Watt Equivalence | Fisk Farm & Home
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