Lithium Charging Battery - Model RB18L40, 18V 4000mAh | eBay
High Capacity New 18V 6000mAh Li Ion For Ryobi Hot P108 RB18L40 Rechargeable Battery Pack Power Tool Battery Ryobi ONE+ Hot Sell From Busymic, $54.28 | DHgate.Com
For Ryobi 18V Battery HP 9.0AH Lithium One+ Plus RB18L40 P108 P104 P107 /Charger | eBay
Exmate 18V Li-ion Battery Charger Compatible with Ryobi 18V Lithium Battery One Plus P102 P103 P104 P105 P106 P107 P108 P109 RB18L15 RB18L25 RB18L40 RB18L50 (Not for Ni-MH/Ni-Cd Battery) - Amazon.com