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![Ryobi defective 40v battery. Charger or battery issue? I notice there are 4 prongs/terminals on the battery itself and only 3 on the charging dock (see photo). Is there a prong/terminal missing Ryobi defective 40v battery. Charger or battery issue? I notice there are 4 prongs/terminals on the battery itself and only 3 on the charging dock (see photo). Is there a prong/terminal missing](https://preview.redd.it/n0swhdg1vqz41.jpg?auto=webp&s=632a22ada02afc3dd793d5f2eaa6e9f7cae3ccd6)