RYOBI ONE+ 18V Lithium-Ion 4.0 Ah Battery (2-Pack) and Charger Kit PSK006 - The Home Depot
Amazon.com: Ryobi 18-Volt Lithium + HP High Capacity 9.0 Ah Battery : Tools & Home Improvement
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