hello, i have 12-12 orion smart and i use it to charge battery bank 1 from battery bank 2. sometimes i need to charge bank2 from bank1 as well. what currently i have to do is switch the input and output cables and adjust settings. what would he the easier way of doing this ? external switches ? can it be done by mobile app like direction setting ? any other options ? its painful to arrange cables of input/output everytime i need to do it.