This track bullet features an angular design that cleverly disguises the electronic transformer. Takes 50w MR16 bulbs (not included). White finish. It measures 2 1/2" dia and 3 1/2" deep. The overall height is 6" and it comes with an on/off switch. White finish. Takes a 20-50w MR16 bulbs (not included). 6" high. 2 1/2" in diameter, 3 1/2" deep.