Duinotech build a 3d traffic lights - learn to solder kit

Kids can take their soldering skill to the next level with this 3D traffic lights kit, then put it to good use on their toy car or train set. Thanks to the included 4017 integrated circuit (IC), the traffic lights will 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 not included). Soldering iron, solder and cutters required.    

- 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.