Feit Electric 18-Watt Bright White (3000K) T5 Wedge Base Dimmable 12-Volt Landscape Garden Incandescent Light Bulb (4-Pack) BPLV518/4/HDRP - The Home Depot
Feit Electric 11-Watt Bright White (3000K) T5 Wedge Base Dimmable 12-Volt Landscape Garden Incandescent Light Bulb (48-Pack) BPLV522/4/HDRP/12 - The Home Depot
LE Lighting - 12V 4W T5 Wedge Base Replacement Bulb, T5, Low Voltage, 10XT5-12V-4W 901 - Pack of 10 - Light Bulbs - Amazon.com