... .9kw to 4.2kw(gas generator, natural gas generator, natural gas generating set) LPG generator from 0.9kw to 4.2kw(gas generator, natural gas generator, natural gas generating set)Model: RZ2500LPGRated ... -stroke, single-cylinder, air-cooled, OHVAlternator type: brush----------------optional info-----------------------LPG or NG, socket type, single phase or three phases, color