Bulbrite 771500 LED3MR11NF/3000K 3W Dimmable 20W Equivalent LED MR11 Reflector with Bi-Pin GU4 Base, Soft White Included in the box is: 1- 3 watt LED Dimmable MR11 with GU4 Bi-Pin Base, Soft White Ideal for residential and commercial applications, most commonly used in track and recessed lighting Provides shadow-free, uniform lighting 3 watts; 150 lumens; 80 CRI; 25,000 hour average rated life; Bi-Pin (GU4) Base Dimensions: Maximum Overall Length is 1.5 (inches); Bulb Diameter is 1.4 (inches)