The Weller BP865CEU Dual Battery-Powered Soldering Iron delivers either 6 watts of power on low setting level I (380° C) or 8 watts on high setting level II (480° C), giving you the versatility you need to solder everything from microelectronics to small appliances. The BP860CEU heats to working temperature in less than 15 seconds, and can complete more than 180 solder joints on a single set of four AA alkaline batteries (included). In addition, battery power means the BP865CEU goes to where the work is with no power cord to worry about.