8 dia; Adjustable tilt function; Whisper-quiet, vibration-free performance; Wall mountable to save space or place on floors, desks, tables or countertops ; On/off switch with 3 adjustable speeds to customize airflow; Safety grille prevents any user injuries & damages to the fan ; Tough, break-resistant ABS plastic blades ; 11.38H x 10.25W x 5.88D; Black;