I have build my own solar and battery years ago . Old car batteries can do the storage for you . I can't understand why SO SLOW to have this product available in the market .
Week 46 Wrap: Copper hits 2mth low as Trump threatens net zero pace; US rally fades; HotCopper’s picks
AN1 CuFe sells its Crossroads gold royalty to Northern Star for $4M cash; says better than waiting for mine launch