Many of our customers choose to add a battery system to their solar array, so they can store any excess power generated, (which would normally have been lost back to the National Grid); to help meet their home energy needs in the summer, manage additional consumption in the winter and improve self-reliance throughout the year, particularly in the event of a power cut.
You can find out more here:https://www.moleenergy.com/homeowners/tesla-powerwall-2-0/
And here:https://www.moleenergy.com/homeowners/battery-storage-solar-edge/