DESC: 5,500-watt portable generator powered by Briggs & Stratton Vanguard commercial power engine Advanced alternator design; full circuit breaker protection for safety Mounted rubber isolators for minimal vibration 7-gallon fuel tank for up to 10.4 hours of run time at half load; 7 hours at full load Measures 30-1/2-by-20-by-28-1/2 inches (LxWxH); weighs 157 pounds, Manufacturer: Porter Cable