Installation Solution 1.5 Gallon (5.6 Liter) Tank Air Compressor Kit This on-board system is designed for use with any high-pressure air horn that requires an on-board air system Comes with a 5.6-liter air tank, heavy duty compressor, fuse, hose, fittings, thread sealant, and mounting hardware Ideal for all vehicles with a 12V DC system Air hose: 6mm diameter, 330mm length Anti-corrosion coating Precision welded 12 VDC / 15A Tank dimensions: 19OCØ x 5OCØ x 5.5OCØ Compressor dimensions: 6.5OCØ x 6.5OCØ x 4.5OCØ.