All 3 items worked fine producing 2cm spark. Just connect the input (yellow cables) to a dc power of the rate indicated (polarity doesn't matter) and you get sparks every approx 500ms.

All 3 items worked fine producing 2cm spark. Just connect the input (yellow cables) to a dc power of the rate indicated (polarity doesn't matter) and you get sparks every approx 500ms.

All 3 items worked fine producing 2cm spark. Just connect the input (yellow cables) to a dc power of the rate indicated (polarity doesn't matter) and you get sparks every approx 500ms.

Please provide information how to identify input wires positive and negative terminal

Please provide information how to identify input wires positive and negative terminal

Please provide information how to identify input wires positive and negative terminal