... when soldering iron is powered on.3.Use of LED light enables operation with perfect working condition.4.More ... .5x39.5cm10.5kgs12.5kgs30W,40WProduct include;soldering iron with LED light ZD-707NL x1Application :Protable,widely use,suitable for ... industry,precision electronic maintenance industry SMT components , plug-in element,platoon line, PCB integrated component of desoldering maintenance work. ...