RYOBI 300-Watt Power Inverter for 40V Battery with 4.0 Ah Battery and Charger RYi300BG-CMB4 - The Home Depot
RYOBI 40V Lithium Battery Holder FREE GIFT Horizontal or - Etsy Canada
RYOBI 40-Volt Lithium-Ion 4.0 Ah Battery OP4040A1 - The Home Depot
Amazon.com: Replace for Ryobi 40V Battery 6.0Ah, for Ryobi 40V Battery OP4060, Replace for Ryobi OP4040 40v Battery OP4060 OP4050 OP4040 OP4015 OP4026 OP4030, Fit All Ryobi 40V HP Series Tools :
Dual 18v battery adapter for 40v Ryobi tools from JPElectron.com on Tindie