How do you fix a Ryobi 40v battery charger?

How do you fix a Ryobi 40v battery charger?? Why is my Ryobi battery charger blinking red and green? The most common cause for your Ryobi 40V Charger showing flashing red and green lights is that the battery has been over-discharged. The problem here with Ryobi 40V chargers, is that they don’t incorporate a “boost” … Continue reading How do you fix a Ryobi 40v battery charger?