Green Creative 98249 2000 Lumens - 17 Watt - 4000 Kelvin - LED PL Lamp
TORCHSTAR GU10 LED Bulbs Dimmable, 500LM 50W Halogen Equivalent, 4000K Cool White, 40° Beam Angle Spot Light Bulb for Recessed Lighting Track Lighting, UL & Energy Star Listed, Pack of 6 - Amazon.com
LUXRITE 50-Watt Halogen Equivalent MR16 Dimmable GU10 Base LED Light Bulbs Enclosed Fixture Rated 4000K Cool White (16-Pack) LR21502-16PK - The Home Depot
JSVSAL (6-Pack Dimmable MR11 GU10 35mm Mini LED Light Bulbs,4000K Natural White, AC 120V, 3W GU10 Base Spotlight Bulbs Replace 25-35W Small Halogen Bulb for mr11 Track Lighting - Amazon.com