937D YIHUA Digital Display Adjustable Temperature Soldering iron. 50W with an Adjustable Temperature Range From 100°C to 480°C. It has a ceramic heating element and digital temperature indicator with LED display. Specification: Rated Voltage: AC 220V-240V AC Power: 50W Working Environment: 0-50ºC Storage Temperature: -20-80ºC Temperature Range: 200-480ºC Protection: ESD Safe