As a professional manufacturer from china since 1997, we have export our products to more than sixty countries and averagely deliver more than thirty 2-'GP Containers per month. And with Good quality Excellent after-sales services Favorable price Powerful R&D ability, we believe we would achieve more. Used in town, countryside, worksites, villages and pastures as electric power source for lighting purpose and Also be reserved as emergence power source. Drip-proof with rotary field type, IP23, Insulation Class: B or F, adopting harmonic excitation system, safe and reliable using, easy operation and maintenance. When the rotation speed of prime mover changes 3% or so and load varies in the range of 0~100% COS 0.8~1.0, the generators offer constant voltage. Made as per standard JB/T8981-1999. And in conformity to IEC34-1.