About this item 【Function】This adapter can make listed lithium batteries use on for Ryobi 12V li-ion tools , and let you Enjoy the benefits of extended run-time of Li-Ion Batteries on your existing 12V tools. If you don't have for ryobi 12V battery ,you can use for Ryobi 18V battery work for Ryobi 12V tools,convenience and save money! Compatible with 12V CB120L CB121L BPL-1220 130503001 130503005. (NOT for CB120N) 【Compatible with Ryobi 18V Battery】for ryobi battery inverter power station for Ryobi 18V lithium battery(P102 P103 P104 P105 P107 P108 P109 P190 P122 ect),convert to Replace for Ryobi 12V li-ion Battery Compatible with RYOBI CB120L CB121L BPL-1220 130503001 130503005, 12V Lithium Battery 【Product Advantages】：This adapter can make listed for Ryobi 18V lithium batteries use for Ryobi 12V lithium cordless power tools,and let you enjoy the benefits of extended run-time of li-Ion batteries on your existing 12V Li tools.Replacement Battery for BID-1201, CAH120LK, CD100, CK212DA, CKF-120LM, CR-1201, CS-1201, HJP001, HJP001K, HJP002, HP612K, JG001, LSD-1201PB, LSD-1202PB. 【Safe material】: ABS high -quality materials, high temperature resistance, wear resistance, drop resistance, easy to carry, easy to use. The solid design guarantees that it will not slip. Complies with FCC RoHS and CE safety testing standards. Adapter cannot be charged. If you need to charge, unload the adapter first. Converter bottom: Suitable for Ryobi 18V lithium battery(P102 P103 P104 P105 P107 P108 P109 P190 P122 ect) Converter top: Work on for Ryobi 12V lithium cordless power tools Note： This converter does not support for Charger