MT20DL battery adapter use for Dewalt 18V/20V Cordless Tools, Work on Makita 18V Li-ion Battery.Perfectly matched for Makita 18V 20V Max Li-ion Batteries:BL1830 BL1840 BL1850 BL1860 BL1860B BL1850B BL1830B BL1820 BL1815...Replace for DeWalt 18V/20V Li-ion batteries. Used for DeWalt cordless power tools. compatible for Dewalt 20V MAX Li-ion Cordless Power Tools:（Please hold down the ''Ctrl'' and ''F'' keys at the same time and enter the model of your tool to confirm whether your model is suitable as soon as possible.）for Dewalt DCD Series:DCD740, DCD740B, DCD780, DCD780B, DCD780C2, DCD780L2, DCD785C2, DCD785L2, DCD980L2, DCD980M2, DCD985B, DCD985L2 DCD985XR, DCD985L2, DCD785C2, DCD780C2, DCD780B, DCD740C1, DCD740B and more;for Dewalt DCF Series:DCF880C1-JP, DCF883B, DCF883L2, DCF885, DCF885B, DCF885C2, DCF885L2, DCF895B, DCF895C2, DCF895L2 DCF895L2, DCF895C2, DCF895B, DCF885L2, DCF885C2, DCF885B, DCF883L2, DCF883B, DCF880C1-JP, DCF883B and more;for Dewalt DCG Series:DCG412, DCG412B, DCG412L2 and more;for Dewalt DCS Series:DCS331B, DCS331L1, DCS331L2, DCS331N, DCS380B, DCS380L1, DCS381, DCS391B, DCS391L1, DCS393 DCS393, DCS391L2, DCS391L1, DCS391B, DCS381, DCS380L2, DCH214L2 and more.Notice：It cannot be used to charge the battery of a power tool, and the adapter cannot be plugged into any charger. If you need to charge the power tool battery, use the original battery charger.Package Contents:1* MT20DL Battery Converter （*without battery）