This Fortress 225 PSI Oil-Free Professional Air Compressor uses High Pressure Technology to deliver the same runtime benefits as a 19 gallon/125 PSI tank. The compressor has an integrated control panel with easy-to-read gauges and two built-in quick connect couplers for easy one-handed hose connection. High Pressure Technology – high PSI designed pump efficiently packs air into 5 gallon tank providing user with the runtime benefits of a 19 gallon/125 PSI tank, in a smaller, lighter weight design Easy Start Technology – Motor starts in temperatures as low as -20F on 3000 watt generator or 100 ft. extension cord Oil-free pump for no-maintenance operation Full protective roll cage protects vital components Easy-access ball drain valve Regulated Pressure range: 0-155 PSI (+/- 5)