Blit Industrial Stand Fan Specification ? 100% pure copper wire motor ? There is good protective cover around the fan head. ? They are essential equipments for industrial enter- prises with their ventilation and cooling to improve the working conditions. ? 3 Speed adjustable Model-BT101, Size (inch)-30"(mm)-750, Voltage (V)- 220-240, Frequency (Hz)-50/60, Power (W)-260, Volume (m/min)-290, Speed(RPM)-1380