Maintenance-free brushless design! Engine has oil alert, super silent muffler and cast iron cylinder sleeve. 6600 Continuous Watts.  FREE battery, battery box, and 3 plugs! Hour meter, voltmeter. 55 Amps at 120 Volts, 27.5 Amps at 240 Volts. Four 120 Volt 20 Amp outlets. One 120 Volt 30 Amp Twistlock outlet. One 120/240 Volt 30 Amp Twistlock and one 120 Volt 50 Amp outlet. 31 3/4in.L x 23 5/8in.W x 22 1/4in.H. 2 year limited warranty.  Get full power for large 120 volt loads from one outlet.  Ship wt. 280 lbs.