We made this kit to contain all the components you need to get started with soldering. The solder Iron included is a high quality 25W soldering iron along with a combination of other essential parts.What is Soldering? Soldering is the process of connecting pieces of metal together using another special metal, referred to as solder, that melts at a lower temperature. When the melted solder cools, it creates a solid connection between the metal pieces. This technique of connecting pieces together allows you to repair PCB's, Toys, electronic equipments and also create your own electronic devices,