The new AGM battery with 200ah weigh 60kg and it was tight to fit it into the cabin. The main switch has three settings accordingly:
1. only batteri engaged with boat
2. only charger engaged with battery
3. (1+2) charger engaged with battery and battery engaged with boat.
Thursday: the forward part of the hull on the inside need a lot of work before the outside can be completed, and there are many of these compartments left to be completed.