DC 12V 20W Halogen Light Bulb MR11 Spot Light boat bus - 12VMonster Lighting
Amazon.com: Satco S3194 5 Watt MR11 Halogen GZ4 Base 12 Volt Clear NSP 9 Beam Pattern Light Bulb, No Lens, White, 1 Count (Pack of 1)
Feit Electric 20-Watt Equivalent MR11 GU4 Bi-Pin Dimmable 12-Volt Track Lighting 90+ CRI LED Flood Light Bulb, Bright White BPFTD/930CA - The Home Depot