The Philips BR30 LED bulb is ideal for recessed can lights and track lighting. As we discussed in our light bulb shape educational post, BR stands for Bulged Reflector and 30 represents the diameter of the bulb (30/8 inches). This bulb is dimmable.
Amazon carries a version of this bulb that looks to slightly vary from the version Philips has on their website. The specs on the Amazon version are in the specs tab above and the image is below: