Westinghouse 20-watt Halogen MR11 Clear Lens Narrow Flood GU4 Base Light Bulb 0475000 - The Home Depot
Feit Electric 20-Watt Equivalent MR11 GU4 Bi-Pin Dimmable 12-Volt Track Lighting 90+ CRI LED Flood Light Bulb, Bright White (6-Pack) BPFTD/930CA/6 - The Home Depot
Smart lighting | Philips Hue EN-CA
Feit Electric 25-Watt Equivalent MR11 GU4 Bi-Pin CEC 12-Volt Landscape Garden LED Light Bulb, Bright White 3000K (1-Bulb) BPLVMR11/830CA/HDRP - The Home Depot
Amazon.com: Lustaled MR11 GU4.0 LED Light Bulbs Purple, 3W LED MR11 GU4 Bulbs AC/DC 12V Purple Spotlight Bulb Bi-Pin Base 25W Halogen Equivalent for Outdoor Landscape Track Lighting (6-Pack, Non-dimmable) : Everything
BLUEX BULBS 20-Watt MR11 GU4 Base Halogen Light Bulb 3000K Warm White (2-Pack) MR11-20W - The Home Depot
Amazon.com: Lustaled MR11 GU4.0 LED Light Bulbs Purple, 3W LED MR11 GU4 Bulbs AC/DC 12V Purple Spotlight Bulb Bi-Pin Base 25W Halogen Equivalent for Outdoor Landscape Track Lighting (6-Pack, Non-dimmable) : Everything