Weller 9400PKS 120V Dual Heat 140/100W Universal Soldering Gun Kit w/ LED Light Comes with an assortment of high quality, genuine Weller tips that are optimally used for heavy-duty soldering, cutting, & smoothing applications. 3 energy-conserving LEDs create bright & heatless spotlight for accurate application illumination with no tip shadow. LEDs switch on when trigger is pressed, off when trigger is released. Speedy 6 second heat-up time. Pull the trigger halfway, the gun's heater delivers 140 Watts. Pulled the trigger all the way, it delivers 100 Watts.