MR16 Color Changing LED Bulbs, MR16 LED Bulbs 4W 12V GU5.3 Bi-Pin Base, RGB M...
MR16 Color Changing LED Bulbs, MR16 LED Bulbs 4W 12V GU5.3 Bi-Pin Base, RGB MR16 Color Changing Spotlight, Warm White+15 Multicolor for Landscape Lighting (3 Bulbs with a Remote)Bulb Specifications Lamp Base: GU5.3.