4 Gallon Tank 2 HP Electric Hand Carry Portable Air Compressor Lightweight, compact and extremely portable. Single stage, direct coupled, oil lubricated pump. Cast iron cylinder for extended pump life. Aluminum head for better heat dissipation. Each unit is filled with Jenny Ultimate Blue Compressor Pump Oil. Canister inlet filter with replaceable filter elements. Forced ventilation cooling system. Start/Stop pressure switch control set. Thermal overload motor protection with mannual reset