For your consideration is a used GAST Air Compressor or Vacuum Pump model #LOA-101-JR..  This oil less unit is in excellent condition and ready to be wired and plumbed into your air system.  It runs on 11VDC to 15VDC and has six foot long red and black 14AWG THHN machine tool wire leads that are oil and gas resistant.  A screw on air filter is on the intake port. If you have any questions please ask.  Price is $200.00 and includes FREE shipping to the 48 states.  I only accept personal checks, Bank checks, Money Orders or USPS checks. I do not have access to any digital methods of payment.  Thank you, Terry Paige, Flint, MI.