QK857D hot Air rework station act as a shield to plastic materials or PCB boards. Items like buzzers and IC sockets can resist flames or burns for long time and PCBs will not make bubble formation. The air volume can be maintained in linear form. The device will be steady and firm even if the voltage is varying. It is equipped with a double vortes blower which rotates and provides soft hot air. The heating process is done quickly and to reach set temperature it needs only 3sec. The device has a LED display with automatic cooling system.