The 8007-0561 is a 230V 120W Soldering System WJS 100 with TD-100 iron and instant setback cubby. It features exclusive IntelliHeat™ control technology, fully programmable, digital processor, LED display and keypad. Password lockout guarantees your process integrity, temp Setback and auto-off helps to maximize tip life and saves on power costs, definable operating temperature range via high and low setting, nearly twice the maximum power output increases productivity at safer, lower temperatures even on the heaviest loads, lower cost of ownership. ISB cubby places the iron into setback after 30 seconds of non-use. This significantly extends tip life, especially when working with lead free solders.