At this point you’ve almost certainly seen one of these low-cost portable soldering irons, perhaps best exemplified by the TS100, a pocket-sized temperature controlled iron that can be had for ...
Not taking this advice will damage your computer and probably expose you to a dangerous electric shock ... this function generator kit unless you have a soldering iron to test.
If a soldering kit doesn’t come with additional tools ... For soldering electronics, it’s helpful to have an electric soldering iron, solder, a pair of electronics tweezers, spare solder ...