Heavy Duty All Purpose Fan, designed to provide increased comfort in hot weather and assist defroster in high humidity or freezing conditions. It features two speed operation and is perfect for Truck, Bus, Off-Road, Agricultural, Motor Home applications and more. Easy installation, requires mounting fan base on any flat surface in any vehicle with the use of mounting hardware screws provided. Fan comes with a u-joint base for virtually 360 degree swivel adjustment. The fan has a 12 volt commercial duty motor. The fan is designed of heavy duty steel and comes in either a chrome or black finish.