With this starter kit from Velleman you will learn to solder in a fun and interesting way. This starter kit includes a soldering iron, soldering iron holder, soldering tin, cutting pliers and 2 Velleman mini kits in a handy storage box. The two mini-kits are supplied as a printed circuit board with components that need to be soldered. As a result, you will not only learn to solder, but also something about electronics.ContentSoldering iron with holderSoldering tinCutter1 mini-kit "Flashing LEDs": MK102: FLASHING LEDsFor different applications (eg model building), and also educational. Adjustable flashing speed with two potentiometers.1 mini-kit "LED light organ": MK103: LED LIGHT ORGANFour high-intensity LEDs light up simultaneously and respond to each sound. For various funny and practical applications, such as: sound indicator, simple light organ for music, for hardhaired people: when the telephone or doorbell sounds. Adjustable sensitivity with potentiometer. Built-in microphone.