This rework station has exquisite dimensions and many excellent features. Airflow is strong and mild but with low noise. Temperature is very easy and convenient to adjust through the knobs. Very energy-saving .The hot gun has PIR sensor. Once it's hold, bst-2009d will go to work mode soon. And once hand off, it will go back to rest mode. Ideal for safe demolition solder QFP, PLCC, SOP, BGA and other chips and components which are temperature-sensitive.