This trailer was used to cool vegetables, it was used as a backup for our walk-in cooler, as well as a heated Pizza delivery trailer., It has a Rockwell American 2000 LBS axle. Note 1 leaf spring plate has been removed to make trailer ride smoother. It has an Inkbird ITC-308 Wifi Temperature Cold/Heat Controller. It has a 100 watt Coleman solar panel on the roof, a group 24 battery box on tongue. Trailer comes with 2x 13 inch Galvanized wheels mounted on the axle, and 1x 13 inch white spoke wheel as a spare. It has a 8200 btu AC located on front of Cargo box. It has a 1000 watt electric heater inside. This trailler was designed to transport about 40x 14 inch pizzas. Axle has easy grease spindles, There is a nice plywood platform on front tongue to mount a 2000 watt inverter generator.. It has heat pipes along one inside which exhaust gas from either diesel heater, or 2000 watt generator exhaust can pass through to increase the heat inside of the trailer. Construction; Outside Sidewall Aluminum Sheeting, 3 inches of blue Styrofoam foam board and spray foam with steel studs, Inside walls are 1/2 OSB. Floor is 3/4 plywood on outside, Foam Board, 1/2 pressure treated plywood inside, Roof; Aluminum Sheeting, Steel Studs with Styrofoam Foam boards and 1;/2 pressure treated plywood on the ceiling. 3 shelving supports on side walls of trailer. The Trailer has working LED amber marker lights at the front of the enclosure, and LED red marker/tail lights at the rear of the trailer. There is a working Digital thermometer, and a needle thermometer. Gas Generator and Diesel Heater are not included.