2 Satco S3120 20 Watt 300 Lumen T3 Halogen G4 Base 12V Clear Light Bulb Dimmable | eBay
SHELLTON G4 LED Bulb 2W Equivalent to 10-20W Halogen Bulb T3 Type Led G4 bi-pin Bulb AC/DC 12V Daylight 6000K for Candle Base Light Outdoor Landscape Lighting, 10-Pack, Warm White - Walmart.com