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
Amazon.com: BTRUI V7/V8 Adapter for Ryobi 18V Lithium Battery Convert to for Dyson V7/V8 Animal Absolute Motorhead Pro Handheld Vacuum Cleaner : Tools & Home Improvement
RYOBI ONE+ 18V Cordless LED Clamp Light Kit with 1.5 Ah Battery and Charger PCL663K1N - The Home Depot