▶Free air output-rated centrifugal blower for use in heating and ventilation appliances ▶This fan consume very less power & better efficiency. ▶This fan can be widely used in extruder heat dissipation, kitchen equipment, electronic equipment, duct ventilation, aeration model, purification equipment, telecommunications and other fields. ▶Lightweight & portable–Stackable with a handle for convenientstorage and transportation and made with Phousing. ▶Versatile features–multi speeds and multi operating positions with a built-intimer. Not just for air drying, it’s for ventilation and increasing air circulation inrooms.