Yamaha EF2200iS Inverter Generator‎ A2002 The NEW Yamaha EF2200iS is a lightweight, fuel-efficient and versatile portable generator featuring a new controller with advanced programming that can power a wide range of equipment in the field. Designed and engineered to bring quiet, durable power to the outdoors, the new EF2200iS  increased versatility and 2200 watts of power can easily handle higher load applications like JUGS ball-throwing machines. And at only 55 pounds, the lightweight generator is a mobile and efficient power source that will run for up to 10 hours on a single tank of gas. Runs on gasoline for 8-10 hours—exceptionally fuel efficient Weighs 55 lbs—Easy to transport, store and service Easy to start, run and maintain Powerful inverter system delivers cleaner electricity Environmentally Friendly - EPA and CARB compliant