One 6V battery.. an expensive boat anchor.. selling under cost price??
Would almost be worth sourcing a second and then the pair has a.use.
Sell two at cost price (no loss) or never sell the one. (Total loss)
Retired Engineer and keen PV experimenter - Always ready to learn and share.
2 x CMS2000 (fan cooled) GCI and SE 170W panels
1.7kW First Solar/Outback Island circuit - Peak Replacement Power
Governments won't save the world
They will just TAX it