... . 6. Lower noise, high efficiency.Applied Scope 1. For Car and Ship: army vehicles, police car, ambulance, ship ... : solar power generation, wind power generation, gas discharge lamp, etc. 3. For Office: computer, typewrite, copy machine, scanner, digital recorder ... , etc. 4. For Kitchen: microwave oven, Refrigerator, etc. 5. For Home: fanner, vacuum cleaner, air-condictioning, ...