Includes oil, funnel, owner's manual, and spark plug wrench. 1.8-gallon fuel capacity. Whopping 9 hours of run time. 3300 starting watts and 3000 running watts. Power is supplied by our max pro series 171cc Firman engine. Fuel economy mode. Reduces fuel consumption and promotes engine efficiency. Firman 0HV engine (Max-pro series) for longer life/higher performance/lower maintenance. Cast iron sleeved engine for long durability. Automatic low oil shutdown protection. Largest tank in the industry with extended run-time (less re-fueling). Integrated fuel gauge for convenience. Quiet muffler (Whisper series). Conveniently located multi control panel. Firman custom designed outlet cover protecting outlets from dirt, dust and debris. 3 in 1 data minder monitors running hours, voltage and frequency. Bonus accessories has engine oil funnel and tool kit. Outlets included: 1 TT-30R 30A-120VAC, 1 USB5VDV, 1 12VDV 8.3A, 1 5-20R duplex 20A-120VAC. USDA FS certified spark arrester. Warranty: 3 years limited. Made from plastic and metal. No assembly requires. 23.2 in. L x 17.8 in. W x 17.9 in. H (82 lbs.). Prop65 chemical: CO. Warning: Cancer. Our Whisper Series muffler keeps the W03081 running a quiet 58 decibels - well below the standards set by the National Parks Service, and our spark arrester has been approved by the USDA Forest Service. Starting is simple with the Firman First pull, reliable recoil system. The Firman Volt lock automatic voltage regulator ensures clean, consistent power output from the Firman Power Stream alternator. For the ultimate in portability the W03081 is less than 94.8 lbs. with a built Tuff-Stuff handle and wheel kit. Major touch points are all front and center for easy starting and use, power, choke, eco-mode and all receptacles are conveniently located for easy access. The durable, lightweight, powerful inverter is built for years of use. Just add gas!