1. Coupled to a reliable and fun cooling diesel engine so it is compact in structure, light in weight, low fuel consumption and convenient for operating 2. Low oil shutdown stops the engine immediately when the lube oil drops below a safe level so it can avoid to the damage and loss. 3. Durable-4sheel rolling structre fortability and operating indoors of outdoors. 4. No fuse circuit breaker provides overload protection., 5. Iarge fuel tank ensures hours of continuous running. 6. Inside it is coupled to high efficient noise-proof materials, vibrations-Reducing structure combine to form a silent machine.