DUINOTECH LEARN TO SOLDER KIT - BUILD A 3D TRAFFIC LIGHT

This kit uses a 4017 integrated circuit (IC), making the traffic lights flash just like real traffic lights. You can also adjust the delay between lights. Kit includes circuit board, 9 x LEDs, resistors, trimpot, transistors, capacitors, diodes, 4017 IC with IC socket, on/off switch, and a 9V battery holder with mounting hardware. 9V battery required (sold separately). Soldering iron, solder and cutters required. Want to learn how to solder click here for more info. Specifications: Medium difficulty Soldering required NOTE : Possible PCB Error Some Stock May have an incorrect marking for C5 on PCB Incorrect : Positive pin of the Capacitor is on the same side as D13 Diode. Correct: The Positive pin of the Capacitor is away from D13 Diode.