COMFORT ZONE® CZ310R 9″ REVERSIBLE TWIN WINDOW FAN WITH REMOTE CONTROL. ETL, CETL LISTED. FEATURES:

9″ TURBO BLADES 3 SPEED PUSH BUTTON CONTROL COOL – BRINGS FRESH AIR IN EXHAUST – REMOVES STALE AIR FROM ROOM CIRCULATE – OPERATES FANS IN OPPOSING DIRECTIONS, CREATING AIR CIRCULATION ACCORDION EXPANDERS EXPANDABLE 23-1/2″ TO 37″ TURBO FAN BLADES DESIGNED FOR MAXIMUM AIR MOVEMENT REVERSIBLE – INTAKE/EXHAUST/CIRCULATION UNIVERSAL – FITS MOST WINDOWS PORTABLE – CARRY HANDLE & REMOVABLE LEGS