No, that is NOT right Jenn. The RED wire from your Zamp will go to the + terminal on the LEFT battery and the Black wire will go on the - terminal on the RIGHT battery. That way you will be charging BOTH batteries at 12 volts. The way you have it drawn up you would be putting 12 volts into a 6 volt battery. LOL, and…
Jenn not there yet. The batter connections that are tied together to join the batteries in series do NOT have anything else connected to them. Think of that connection as the 6 volt or mid point of one large battery. Only the positive + terminal and the negative - terminal that are unused when only the two batteries are…