For when driving the truck, I'm going to suggest something completly different.
5vPT, with 3ohm SR cartos in a carto tank. Best part is it's cheap.
5 VOLT USB PASS THROUGH (REQUIRES SUFFICIENT POWER SOURCE)
I use a Command Brand cord organizer to hang it on.
5vPT, with 3ohm SR cartos in a carto tank. Best part is it's cheap.
5 VOLT USB PASS THROUGH (REQUIRES SUFFICIENT POWER SOURCE)

I use a Command Brand cord organizer to hang it on.