RoyB wrote:
Mine has these 2-pin connectors on it and I built up a lighter plug adapter so I can plug this solar panel into an always hot 12V Connector inside my truck... Great for trickle charging my truck start battery doing this...

That style connector has been around for a long time and they are quite robust. I don't like them for a couple of reasons.
• Frequently the two halves will not fully seat, leaving part of the metal exposed. Not tragic, but it just does not look right !
• You need two
different halves if you are building something. Many times the wires are not color coded so you don't know if you have plugged in correctly or not