LE 3W Dimmable GU10 LED Bulbs, Color Changing, RGB, 16 Color Choice, 30&deg; Spot Beam, MR16, 24-key Remote Controller Included, Track Lighting, Spotlight, LED Light Bulbs, Pack of 2 Units Pack of 2 Units Color changing. 16 color choices by remote controller(included) Dimmable. controlled by remote controller(included) Easy Installation. Standard MR16 shape with GU10 base. Can be easily fitted instead of ordinary MR16 halogen bulbs. Spot beam. 30 degree beam angle, ideal for accent lighting.