This is a 5HP gasoline-powered walk-behind power trowel featuring a yellow engine cover and a yellow protective safety ring.Concrete Finishing: The machine is designed to smooth, level, and polish freshly poured concrete surfaces using rotating blades.Engine Specs: It typically operates on a Robin EY20 petrol engine, delivering approximately 5 horsepower.Safety Features: The design includes a stationary guard ring for protection and a dead-man’s switch for emergency shutdown.