Ryobi One Plus Battery Not Charging-Easy Fix - YouTube
SOLVED: Why doesn't my charger work? - Power Drill - iFixit
P117 18V ONE+ Dual Chemistry Charger Replacement for Ryobi 12V-18V Max Battery Charger P118, Compatible with Ryobi 12V 18V ONE+ Li-Ion Ni-Cd Ni-Mh Battery(Not work with 12V Li-Ion Battery) - Walmart.com
Royobi 18VDC battery charger repair (does not turn on / no lights) - YouTube
Ryobi P117 One+ 18 Volt Dual Chemistry IntelliPort Lithium Ion and NiCad Battery Charger (Battery Not Included, Charger Only) - Power Drill Accessories - Amazon.com