With the Benjamin Traveler air compressor you can say goodbye to manual air pumps and stops at the SCUBA shop and hello to air on demand. This lightweight small size and portable compressor is an all-in-one unit to be used for filling airgun and paintball cylinders (less than 0.6L) to a maximum of 4500 psi. The Traveler runs off a 12-volt battery and features an automatic pressure shutoff set to user-specified pressures. The Traveler will never overfill your gun and is a great air source to use in the field or at home. - Lightweight small size portable all in one unit air compressor - For airgun and paintball cylinders only (less than 0.6L) max fill of 4500 psi - Runs off 12 volt battery (ATV car or lawn mower) - Automatic pressure shutoff stops at user specified pressure - Load and low voltage protection - Fills a Challenger Discover Maximus 0-2000 psi in 3-4 minutes - Fills an Armada Marauder 0-3000 psi in 8 minutes