PHILIPS GU5.3 4-20 Watt/ 2700 K LED 36D Master spot Light Dimmable, Warm White: Amazon.com: Tools & Home Improvement
Feit Electric 20-Watt EQ MR16 Warm White GU5.3 LED Light Bulb in the General Purpose Light Bulbs department at Lowes.com
Feit Electric 20-Watt Equivalent MR16 GU5.3 Bi-Pin Base 12-Volt Landscape LED Light Bulb Bright White 3000K (2-Pack) BPLVBAB/830CA/HDRP/2 - The Home Depot