Fits for Craftsman 19.2v C3 Old Style Cordless Tools Compatible with Craftsman V20 New 20v (Not Old 20v) Slider Lithium Batteries 【Adapter Converter Feature】This adapter can make listed lithium batteries use on for craftsman 19.2V Cordless Tool 315.115410, 10126, 11541, 11543, 11570, 11576, 11578, 11580, 11586, 17338, 17339, CRS1000. and let you Enjoy the benefits of extended run-time of Li-Ion Batteries on your existing 19.2V power tools. (Tips: NOT 20v & V20 tools) 【Adapter Install Battery Type】The adapter bottom: Compatible with craftsman 20V CMCE520B, CMCS300B, CMCK210C2, CMCV002B, CMCS600B, CMCF900B, CMCL020B, CMCN616C1, CMCBL0100B,etc.for Craftsman New 20V V20 type slide lithium batteries Installation for Older 19.2V C3 tools Power Supply. Adapter for Craftsman V20 New 20v (Not Old 20v) Slider Lithium Batteries to 19.2v C3 Old Style Cordless Tools- Adapter Only, Power Supply, No Charging Function - (New Version) - Adapter Only