CE\ISO\GB 500W-750W Series motor , JINGHUI controller, intelligent asymmetric pulse charge CE\ISO\GB 500W-750W Series motor , JINGHUI controller, intelligent asymmetric pulse charge adopts the high quality extra heavy steel, high-load capability Japan, colorful, bird painting and never-fading, fashionable design; the new durability tyres, 100 days without air inflating , reverse function, third ...