The improved Yiloong Fogger V5 RTA, made from high grade stainless steel and Pyrex. The Fogger is a 2 post bottom feeding tank. While it is only 2 posts it is easily setup as with dual coils. The kit comes with not only the unit itself, but and extra set of screws, o-rings, and delrin bushings. The Fogger kit also comes with a small amount of coil wire and wicking.