MODEL : HCF-1801 18" STAND FAN FOR INDUSTRIAL USE 3-SPEED/OFF PUSH BUTTON SWITCH OSCILLATION MODEL : HCF-1802 18" STAND FAN FOR INDUSTRIAL USE 3-SPEED/OFF PUSH BUTTON SWITCH OSCILLATION MODEL : HCF-1820 18" WALL FAN FOR INDUSTRIAL USE 3-SPEED/OFF PUSH ROTATING SWITCH OSCILLATION MODEL : HCF-1811 18" DESK FAN FOR INDUSTRIAL USE 3-SPEED/OFF PUSH ROTATING SWITCH OSCILLATION