VOLTAGE: 12- 13.5VOUTPUT POWER: 18 AMPEREMAXIMUM PRESSURE: 120 PSICONTINUE RUNNING TIME: 15 MINUTESTWIN HEAD AIR COMPRESSOR DC12-13.5VDUAL CYLINDERSDESIGNED FOR USE WITH BIG VEHICLES3.6M DC POWER CORD WITH CROCODILE CLIPS.7.5M EXTENSION COIL HOSE WITH GAUGE AND QUICK RELEASE COUPLING .EMERGENCY BUIL..