[citation][nom]thejerk[/nom]4.50 or so... per bulb. it adds up quickly if you have a lot of recessed cans like i do. i replaced 10 75W incandescent flood bulbs with 9 11W CFL and 1 7W LED (which stays on 24/7) and in addition to the direct savings, it also keeps my home cooler, saving me in a/c costs.[/citation]
Hmm nvr thought of the heating aspect of it...I am considering going out and buying one or 2 though (I would like to see a room comparison though for how well it lights up a place...), also 20 bucks for this kind of light might not be bad, but does seem a little expensive for me though :-\