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Lumistrips the Concept of Luminous Efficacy and Its Impact on LED Performance
CBconcept UL Listed, SidePin G4 LED Light Bulb, 10 Pack, 1.8 Watt, Dimmable,220 Lumen, Pure White 6000K, 180 Degree Beam Angle, 12 Volt,20W Equivalent, G4 Bi Pin Base Halogen Replacement Bulb - Amazon.com
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CBconcept UL Listed, SidePin G4 LED Light Bulb, 5 Pack, 1.8 Watt, Dimmable,220 Lumen, Pure White 6000K, 180 Degree Beam Angle, 12 Volt, 20W Equivalent, G4 Bi Pin Base Halogen Replacement Bulb -
Solar Lighting Design Guide – Wattage / Lumen Requirements