General Electric 46740 Halogen Landscape Lighting 20-Watt, 275-Lumen MR16 Light Bulb with 2-Pin Base, 3-Pack - Amazon.com
LED vs. Halogen: How to Choose Outdoor Fixtures
Beonllay PAR36 LED Landscape Light Bulb, 6W 600LM, 6000K, 36Watt Halogen Landscape Bulb Equivalent, 12V AC/DC, PAR36 LED Bulb for Tractor Light, Off-Road Vehicles, RV Vehicles, 2 Pack - Amazon.com
Feit Electric Landscape 20-Watt EQ JCT4 Warm White G4 Base Dimmable Halogen Light Bulb (2-Pack) in the General Purpose Light Bulbs department at Lowes.com
Philips 20W 12V Clear G4 Base T3 Halogen Landscape & Cabinet Light Bulb (2-Pack) | Hills Flat Lumber