Originally Posted by jeff-o
In that case, you might just want to replace one of the LEDs with a flashing LED, which will make all four LEDs flash at the same time. You need to be able to solder, though.
At least, I'm about 95% sure this is what will happen....
the existing 4 LED's are on a pcb with 12v resistors and such...
How would I wire in a regular blinkie LED to that circuit ?