This STO 450 (7.5x14+2)has only been used one time, awesome unit. Completely set up and ready to go, all you need to do is load the toys and go. Unit includes: bed with bunk, sink, microwave/convection oven, airline track, providing more flexibility for securing toys, power jack, solar and lithium battery, motorcycle wheel chocks, toilet (dry flush, $2,200 add on), heat/air conditioning unit, awning (with track lighting), spoiler with LED and backup lights, side LED lights, porch light. Microwave/convection oven, sink, toilet never used.  Packages: Plus package, 30 amp electrical package. Also, has ATC’s Life Trac system, allowing you to easily move accessories around to fit your needs. This is an excellent unit and if this is what you are looking for, you wont find one nicer. The dealer I designed and purchased it through said it was nicest optioned one they had seen when it was delivered. Will include wheel chocks (paid $800) and never used duel fuel generator with 30 amp. (paid $600).