ok so i'm going to a car show in a couple of weeks and i was woundering where can i get this to buy, i do not know the name of the product but this what i can tell you, it's to get power to the car from the outlet, it looks like a battery pack with and oulet cord so when you disconnect the battery you can use it run your system, what is it called and where can i get it to buy. Thank inadvance
