Engine: 4-Stroke OHV air-cooled gasoline engine.Starting System: Usually features a dual start system with both an electric key start and a manual recoil backup.Fuel Capacity: Often equipped with a large fuel tank, typically around 15 to 25 liters, allowing for up to 10–12 hours of continuous operation.Output: Rated for 220V–240V AC at 50Hz, suitable for standard household appliances.Safety Features: Includes low-oil shutdown protection, a circuit breaker, and overload protection to prevent engine damage.