Feit Electric 500-Watt Equivalent Corn Cob E26 with E39 Mogul Adapter High Lumen HID Utility LED Light Bulb Daylight (5000K) (1-Bulb) C10000/5K/LEDG3/HDRP - The Home Depot
How many lumens does a 500 W halogen bulb produce? - Lunares blog
Southwire 500-Watt EQ T10 Bright White Linear Spot Halogen Light Bulb in the Halogen Light Bulbs department at Lowes.com
SANSI 500-Watt Equivalent A21 Non-Dimmable, 5000 Lumens, 240° LED Light Bulb in 5000K Daylight White (1-Bulb) 01-02-001-013050 - The Home Depot
Feit Electric Company 500 Watt R40 120/130-Volt Pool Light Bulb - NA706 - INYOPools.com