Weller WMRP 40W/12V Micro Soldering Pencil for WD1M and WD2M Soldering and Rework Stations, No Tip Extremely short heat-up time; Maximum wattage of 55W Changing soldering tips is quick and easy and requires no tools Chrome plated aluminum pencil weights just 75g Just 45mm tip-to-grip, so you're close to the work Tip has integral comfort grips for "no-tool" tip change (Tips Sold Separately)