Features: 1) pact structure of small size and light weight 2).Soundproof shield with an elegant appearance 3).Easy to assemble or disassemble and reduces noise level effectively 4).convenient to operate 5).Uses famous brand engines,advanced alternator or custom designs and completely seald automatic voltage regulator(AVR) 6).Running is reliable 7).Rated voltage:400/230V 8).Rated frequency:50Hz/60Hz 9).Rated power:factor 0.8(lagging) 10).Excitation:harmonic excitation or phase comound or brushless