I am planing to acquire 6 kW of power system with batteries to compensate your home need in peak hrs. Exactly where do I want to position The online meter to minimise the grid Electricity. Also I could utilize the battery power during the night?The quantity of 100 Amph batteries( https://bestsolarpanelinstallers.water.blog/2024/09/19/advantages-of-a-10kw-solar-system-installation-for-residential-properties-in-wa/