Weller WD1M 85w/120v Micro Single Channel Digital Rework Power Unit Modern LCD technology gives the user critical information at a glance 3 programmable temperature preset buttons allowing quick and easy temperature changes Compatible components are WSP80, WP80, WMP, WMRP, WMRT, WTA50, WHP80, WSB80, and FE75 Programmable features such as temperature standby, lockout, set-back, and offset F/C switching which allows the unit to either read temperatures in F or C