Two T-105, 6V Batteries rated at 225AH Connected in Series
System Voltage: 6V + 6V = 12V
System Capacity = 225AH
Two T-105, 6V Batteries rated at 225AH Connected in Parallel
System Voltage: 6V
System Capacity = 225AH + 225AH = 450AH
You can determine which 6v lantern batteries have the 32 AA batteries in by checking how round the corners of the 6v battery are. The very rounded ones are the flashlight batteries and the almost square cornered ones have the AA batteries in them.