Extreme CFM Output! - Capable of running a 1/2 in impact wrench without a tank. 12 Volt Compressor - Runs 50 Hour Service Intervals Made in the USA (Quality Matters!) This Oasis XD4000 12 Volt Air Compressor features an exclusive, forced air, motor and compressor cooling system. The specially designed deep-finned head and compressor body is cooled by a 100 cfm fan built into a housing shroud, which also adds protection to the unit. An internal fan also cools the modified 5 hp electric motor. This cooling combination provides superior operating temperature reduction resulting in an unrivaled 100% duty-cycle @ 200 psi. Requires 12-volt power source. This product contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. ***Please note, there could be up to a 4 week lead time when ordering this XD4000***