Amazon.com: 18V for Ryobi One+ Plus P108 Lithium Ion Replacement Battery P102 P103 P104 P105 P107 P271 Power Tools : Tools & Home Improvement
RYOBI ONE+ 18V Lithium-Ion 2.0 Ah Compact Battery and Charger Starter Kit PSK005 - The Home Depot
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
RYOBI ONE+ 18V HIGH PERFORMANCE Lithium-Ion 4.0 Ah Battery and Charger Starter Kit PSK004 - The Home Depot