G4 LED Bulbs 12V 20W Halogen Bulb Replacement, HengBo G4 Bi Pin Base JC Type T3 Light Bulb Warm White 3000K for Under Cabinets Home Lights, Non-Dimmable, (Pack of 10) - Amazon.com
VENUS MANUFACTURING 12PK Outdoor Low Voltage Landscape Lights Kits with 8 Pack 0.6 Watt 2.2 Lumen LED Pathway Lights & 4 Pack 20 Watt 176 Lumen Halogen Spotlight for Garden Sidewalk Yard - Amazon.com
2,5 Watt LED Lampen als Ersatz für alte 20 Watt Halogen Lampen im Test Review - YouTube
Philips 417204 Landscape Lighting 20-Watt T3 12-Volt Bi-Pin Base Light Bulb, 2 x 2 Pack - Amazon.com
Feit Electric BAB/CG 20-Watt Halogen MR16 Bulb - Amazon.com
General Electric 46740 Halogen Landscape Lighting 20-Watt, 275-Lumen MR16 Light Bulb with 2-Pin Base, 3-Pack - Amazon.com