semi off grid

six 100 W panels amounted to an ECO WORTHY solar array automatically tracks the sun to boost my input average input 500 to 600 W connected to my Delta Pro and a backup battery to a transfer box powering all my outlets in the house 24/7 average battery loss during the night no more than 47% leaving me with a battery at approximately 63%, with full sun by the time evening comes battery recharge to 100% last month electric bill $100 less on cloudy days or no sun recharge with AC