TECH-305 12mm 1/2" tec series Professional PDR Glue Gun for Domestic or International Use Reaches full operating temperature in just 5 minutes Runs on most voltages from 110V to 240V Adjustable full-hand lever trigger for optimum comfort and metered shots Designed to use standard 12mm () high performance hotmelt glue sticks Multifunctional detachable base stand includes a nozzle wrench