Amazon.com: RYOBI RYi300BG 300-Watt Powered Inverter for 40-Volt Battery : Tools & Home Improvement
POWTREE 18V 9000mAh P108 Replacement Battery for Ryobi 18V Battery ONE+ P108 P102 P103 P104 P105 P107 P109 P122 Cordless Power Tools Li-ion Battery with LED Indicator 2Pack - - Amazon.com
Amazon.com: Replacement for Ryobi P501 Battery + Universal Charger for Ryobi Compatible with Ryobi 18V Power Tool Batteries and Chargers (1300mAh NICD) : Tools & Home Improvement
Amazon.com: Moticett 3.6Ah Ni-Mh Replacement Battery Compatible with Ryobi 18V Battery P100 Compatible with Ryobi 18 Volt Battery ABP1801 ABP1803 BPP1820 130224007 130224028 130255004 Cordless Power Tools : Tools & Home Improvement
Amazon.com: Ryobi 18-Volt Lithium + HP High Capacity 9.0 Ah Battery : Tools & Home Improvement