This 6X12 Polar King mobile freezer trailer comes with two 3500 lb axles, brakes on both axles, a removable rear step, 2 strips ready for e-track to be mounted, LED interior lighting, and a platform on the front for a generator. There is a handle on the inside so you can't get locked in. The cooling unit runs on 110V/15AMP. The temperature is adjustable and is rated to hold as low as 0° in 95° weather, making this one of the coolest trailers around!