This sale is for a new old stock, but pre-owned 12 volt automatic air compressor.     The air compressor offered in this sale is a Coleman Model 2232A600, it is fully automatic with 4.0 amps, thermally protected with a intermittent duty pump.    Attached to the Coleman compressor is a Penn pressure control switch # P61AA-23  with a range of 15 / 70 PSI.    With this switch the a pressure can be adjusted both high and low with the turn of a screw.   There is a date on the Penn switch - July 10 1979.     I obtained this item from an estate.   Unused very good condition, but no box.   The compressor comes with four insulated mounts.