18V ONE+ 9.0Ah High Capacity Battery - RYOBI Tools
P117 Battery Charger For RYOBI One+Plus High Capacity 18Volt LithiumIon P108 USB | eBay
Ryobi P197 Battery ONE + (PLUS) Compatible Replaces P108 Rechargeable Lithium Ion 18 v Volt 4.0 Ah / 72 Wh UL Listed Faster Recharge Single Battery with Fuel Gage - - Amazon.com