LUXRITE 6 Pack PAR20 LED Bulbs, 50W Equivalent, 3500K Natural White, Dimmable LED Spotlight Bulb, Indoor Outdoor, 7W, 500 Lumens, Wet Rated, E26 Standard Base, UL Listed - Amazon.com
40W PAR30 LED Light Bulb - LED Spotlight/Flood Light - 4000 Lumens | Super Bright LEDs
Luxrite 12 Pack PAR20 LED Spotlight Bulb 7W=50W, Dimmable, Indoor Outdoor, 500 Lumens, Wet Rated, E26 Base UL Listed - On Sale - Bed Bath & Beyond - 33443325
The Obsessive Quest for the World's Sharpest LED Spotlight | WIRED