Ryobi charger problems. It has the halfway up solid green light and doesn't charge. When I place battery in, it blinks red then goes to this after a few seconds. I have
Ryobi Battery Charger - How to Charge a Ryobi 18V Battery Pack
12V - 18V 3A Quick Battery Charger for Ryobi Battery P108 One Plus Ni-CD Ni-MH & Li-ion Charger with LED Light110 - China for Ryobi 18V Battery Charger and 12V 18V Battery