Why is my Ryobi charger flashing red light?

Why is my Ryobi charger flashing red light?? Why is my Ryobi battery not charging? The most common reason a Ryobi 18V battery won’t charge is that one or more of the cells have been discharged too far. This causes the battery to go into what is known as sleep mode. The charger cannot detect … Continue reading Why is my Ryobi charger flashing red light?