Generac PM4500 Portable Generator CO 49ST P0080201 COsense® TechnologySTOPS, ALERTS, SAVES. Powerful protection from hazardous carbon monoxide. POWERDIAL™ Recoil Start (Off/Run/Cold Start) offers threeoperation settings integrated into on simple-to-use dial. Large Capacity Steel Fuel Tank provides durability and up to a 19 hourrun time at 25% load. Powered by Generac 224cc OHV Engine provides consistent power formultiple applications. 8” Never Flat Wheels for easy transportation. Hour Meter tracks run-time and maintenance intervals. Low-Oil Level Shutdown prevents engine damage. Fuel Gauge allows users to keep track of gasoline levels. Covered Outlets provide protection and keep out debris.