New patent design;
Vibration improved: professional design of low barycenter, enabling generator to run smoothly;
Reliability improved: cast-iron cylinder liner, cemented carbide exhaust valve, double rolling bearing;
Lifetime improved: cooling design of low noise and high flow, creating better power and more extraordinary performance;
Visual design improved: aesthetic design of appearance accords with ergonomics;
Certified by EPA, CARB, EU V, National III, CE and etc.