More powerful than any portable box you can buy online, this is the step UP from the DOG POWER BOX Mini.
You get DOUBLE the power and still remain portable.

Power anything from your lights, computer, refrigerator, microwave, window ac units and even an RV!

The RV Edition is 12V and includes cigarette lighter port, jumper cables and ability to charge off your 12V auto system (car or RV). RV Edition is $250 more.