RYOBI ONE+ 18V Lithium-Ion 4.0 Ah Compact Battery (2-Pack) and Charger Kit with FREE Cordless ONE+ 4-1/2 in. Angle Grinder PSK006-PCL445B - The Home Depot
P107 Ryobi 18V Lithium Battery Rebuild Service – MTO Battery
Have a Cordless Tool Battery Won't Recharge? You Can Fix That.
How I Fix RYOBI 18v Lithium Battery Thats Not Charging Or Working P102 103 104 105 107 108 109 190 - YouTube
Ryobi 18V Battery Not Charging - Fixing it to Charge Again - 1161 - YouTube
18V Ryobi Lithium Battery Not Charging - Teardown and Repair - YouTube