EC21 Product Catalogs - xg-sf3000 http://www.ec21.com/ec-market/xg-sf3000.html Inverter Generatorhttp://ykmqc.en.ec21.com/Inverter_Generator--1923584_2434555.html Model XG-SF3000 GENERATOR Type Digital Inverter/Sine Wave Rated AC Output (KW) 2.7 Max AC Output (KW) 3.0 Frequenc20091130