NON-TOXIC, UNSCENTED & HIGH POWERED: Unique AUTO MODE design. The output power reaches to around 4000 CFM (c.f./min) between 2 and 3 meters distance and when you push the AUTO MODE button, after the heat up of the machine, it will spray the fog 25s continuously, then the product will heat up automatically again for next 25s loop fog spray. NOTE: This fog machine is designed for use with water-based fog fluid. The use of oil-based fog fluid may result in clogging of the smoke ou