plug openings include electrical contacts for the plug contacts of the plug 108 the electrical elements or contacts of the plug 108 are accordingly appropriately electrically connected to electrical contacts 372 and 374 in the plug portion 370 the plug portion 370 is of a generally elongated cylindrical configuration and of an appropriate diameter and length for making the necessary electrical contact with the electrical elements of the cigarette lighter 350 the electrical cord 104 is shown in fig1 b with the plug 108 connected to the adapter 360 electrical contacts 372 and 374 on the plug portion 370 provide the electrical contact between the plug 108 and the electrical elements associated with a 12 volt dc battery of a vehicle such as a car truck bus boat etc through the receptacle 350 when the plug 108 is connected to the adapter 360 and the adapter is plugged into a vehicle cigarette lighter 350 the apparatus of the present invention is able to operate on a vehicle battery when the switch 322 is moved to the 12 volt 34 on 34 position with the switch contact 340 electrically connecting the terminals 342 and 344 as indicated above the current from a twelve volt battery then flows from the conductor 105 and the conductor 344 the terminal 342 the switch contact 340 the terminal 344 and the conductors 336 and 338 to the pump 80 and the blower 100 while the principles of the invention have been made clear.