toolboy's Corner: Ryobi 18v to 40v Adapter and Extended Runtime Battery Bank
How I Built A Ryobi Battery Based 12 Volt Power Supply
DIY Adapter for Ryobi ONE+ Battery to Ridgid 18V Power Tool - EveryThang3D | eBay
Ryobi One+ 18V USB Power Adapter - YouTube
RYOBI 40V Lithium-Ion Charger with USB Port OP403A - The Home Depot
Ryobi One+ 18V MAX Li-ion Battery Converted to DIY Connection Output Adapter | eBay
18V ONE+ 150 Watt POWER SOURCE - RYOBI Tools
Diy Ryobi One+ 18v Batttery Adapter P104 105 P190 Etc Li-ion Battery To Dc 12v 5a And Dual Usb 5v - Power Tool Accessories - AliExpress
Amazon.com : Alian for Ryobi 150 Watt Powered Inverter Generator,18V DC to AC 110V 120v,as Portable Power Source,for Ryobi 18 Volt lithium Battery USB Charger Adapter,for Ryobi Power Station with LED Light :
Power Wheels Adapter for RYOBI 40V Lithium Battery Dock Power Connector for DIY | eBay
Bosch to Ryobi One+ 18V Battery Adapter | Badaptor
Maybe 2nd best $20 new accessory?? Turns any 18v ryobi battery into a usb power bank. This guys isn't getting any love but I think it's pretty neat too. : r/ryobi
Ryobi Power Supply USB QC 3.0 5V, 9V, 12V (TS80) from 3DPStuff on Tindie