RYOBI ONE+ 18V Lithium-Ion 4.0 Ah Battery (2-Pack) PBP2005 - The Home Depot
CEENR 2 Pack P108 6.0Ah Replacement for Ryobi 18V Battery Compatible with Ryobi ONE Plus 18 Volt Lithium Batteries One+ P108 6Ah P102 P105 P104 P108 P109 Fan Leaf Blower Cordless Power
18V Battery and Charger Combo for Ryobi 18-Volt Cordless Tools Battery and P117 Charger, Cell9102 18V Battery Capacity Output 5.0Ah - - Amazon.com