18V ONE+ 120-WATT AUTOMOTIVE POWER SOURCE - RYOBI Tools
MT20RNL Battery Adapter Converter,Compatible with 18V Lithium-ion Battery for Makita Convert to 18V Battery for Ryobi, for Ryobi 18V Power Tool: Amazon.co.uk: DIY & Tools
For Ryobi 18V Li-Ion Battery Adapter DIY Dual USB LED-Switch Control 12V DC Port | eBay
LabTEC P117 Dual Port Battery Charger Replacement for Ryobi 12V-18V One Plus Series, Li-Ion NI-Cd NI-MH Battery Charger for Ryobi BPL-1815 P102 P103 P104 P105 P106 P107 P108 P109 P122: Amazon.co.uk: DIY
Cordless USB Charger | Portable USB Charger | RYOBI 18V ONE+™ R18USB-0