A great helper to promote air circulation in a large space! This 20" floor fan offers 3 adjustable fan speeds with a max 6750 CFM for a powerful air flow. And the operation is simple with the control switch. Also, the fan head features 145° adjustable tilting angle to provide your desired wind direction. Constructed with a metal frame and aluminum alloy fan blades, this heavy-duty air circulator is built for long-lasting service.