Homepointe, 9", Digital Reversible Twin Window Fan, 3 Speed Settings, Cool Brings Fresh Air In, Exhaust Removes Stale Air From Room, Circulate Operates Fans In Opposite Directions Creating Air Circulation & Room Ventilation, Turbo Fan Blades Designed For Maximum Air Movement, Accordion Expanders To Fit Most Windows, Removable Legs & Molded Handle For Portable Use, High Speed 65 W, RPM For High Speed 1250, ETL Listed, 120V, 60Hz.