The Weller WT1011 is a 95W, 120V, 150 to 850°F WT 1 Channel Stackable Power Unit with WP65 Iron and Stand, suitable for all soldering jobs. The slim iron design allows for easy handling and quick exchange of heating elements, while the sensor inside of the handle detects when the soldering iron is in use for automatic standby. Additional features include soldering tips that can easily be replaced independent of heating element, power response heating technology for quick operation, and a safety rest that has a metal, wool, brass and sponge so you can choose between wet and dry cleaning.