How do i add reverse battery protection to a battery charger with common ground?
Achetez en gros Piles Sèches à Batterie Super Alcaline, Taille Quotidienne D Lr20, Non Rechargeables écologiques Chine et Pile Alcaline à 0.5 USD | Global Sources
The punctuation on this battery that recommends recharging and other mistreatments. : r/mildlyinfuriating