Uses Weller "closed loop" method of controlling maximum tip temperature Portable line voltage iron - no base station required Stainless steel modular plug-in heater, greater efficiency & versatility Temperature is controlled by tip-600°F, 700°F, and 800°F tips available Nominal heat-up time with 700°F tip is 110 seconds Three-wire grounded cord set Uses CT series tips Heating element type: Nichrome wound, plug in UL and UL listed