LED Lumens To Watts Conversion Chart - The Lightbulb Co. UK
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Amazon.com: H11 LED Headlight Bulbs, Extremely Bright 10000LM/Pair 50W/Pair 6500K Cool White, High Beam/Low Beam, Halogen Head light Replacement, H8/H9 Car LED Headlights Conversion Kits (Pack of 2) : Automotive
How many Lumens for a 400watt Metal Halide and what is the LED equivalent