UMAREX READYAIR AIRGUN COMPRESSOR FEATURES: Oil-Free: Requires no oil or water! Smart Digital Auto-Shut Off Controls: Stops at the Pressure You Set it To Smart Auto Shut Off Overheat Temperature Protection Robust Portable Design Legitimately Fills to 4,500 psi Electric: Use standard 110 volt or 12 volts: No External Converter Box! Dual Language Capability: English / Spanish High-Pressure Hose, Long 12 volt Cables and 110 volt power cable included Maintenance Kit Included