2-Pack RYOBI ONE+ HP 18V High Performance Lithium-Ion 6.0Ah Batteries
RYOBI ONE+ 18V Lithium-Ion 4.0 Ah Compact Battery (2-Pack) and Charger Kit with FREE Compact Fixed Base Router PSK006-PCL424B - The Home Depot
RYOBI ONE+ 18V Lithium-Ion 4.0 Ah Compact Battery (2-Pack) and Charger Kit with FREE Cordless ONE+ 4-1/2 in. Angle Grinder PSK006-PCL445B - The Home Depot
Amazon.com: RYOBI ONE+ 18V High Performance Lithium-Ion 2.0 Ah Compact Battery (2-Pack) : Tools & Home Improvement