Early days solar of a famous but Shi-ite charger brand, boiled my battery experiment to death, ..the seller replaced it & I sold it onward (hopefully they changed their instruction manual before the company dissolved, as it was touting "behind glass" charging. which I thought nuts in the first place.
dark unit, full sun, no breeze, what could go wrong!?
Look forward to seeing how balcony / wall hanging bumps turkish production up.