Is Smart Device:NoDimensions:225mmOutput Power:30w 40w 60wTemperature Stability:+-2Output Temperature:400°cInput Voltagle:220vOrigin:Mainland Certification:NoneSoldering Length:225mmWire Length:1.6mPower:30w 40w 60wWorking Temperature:400°cProduct Name:Lead-free Electric Soldering 220vApplication:Widely Used In Any Kinds Of Welding