Its brushless motor ensures that this hot-air blower has a long service life.The air volume now can be set infinitely up to 900 l/min (31.8 cfm) via the potentiometer. The wide range of applications makes the new HOTWIND PREMIUM truly impressive: be it as a unit with integrated control or as a unit for integration, in a closed-loop control circuit, using a system interface.FEATURESHeat output and air volume steplessly adjustable with potentiometerIntegrated power electronicsProtection against heating element or device overheatingBrushless blower motorVARIOUS ACCESSORIES AVAILABLE ON REQUEST