RYOBI ONE+ 18V 2.0 Ah Lithium-Ion Battery PBP006 - The Home Depot
RYOBI One Lithium Battery Power Tool Packs 18v 1.5Ah 28Wh Li-Ion Cell Harvesting - The Lithium Guys
RYOBI ONE+ 18V Lithium-Ion 4.0 Ah Compact Battery (2-Pack) and Charger Kit with FREE 10 in. Variable Speed Random Orbit Buffer PSK006-PCL465B - The Home Depot