Battery Adapter For Makita 18V Lithium Battery Convert To For, Adapter Only for makita to for Black Decker 20V Battery Adapter Perfect Technology?This MT18BD adapter automatically changes between two voltages, helps users' work more efficiently. You don't need to change a whole new system, this adapter improves run-time. Compatible with Makita 18V Battery?Convert for Makita 18V lithium battery BL1860 BL1850 BL1840 BL1830 BL1820 BL1815 LXT-400 194205-3 194204-5 BL1820B BL1830B BL1840B BL1850B BL1860B?or replacement for makita battery? to for Black+Decker 20V Power Tool. Excellent product?Compatible with Makita 18V batteries, this converter converts for Makita 18V lithium-ion batteries to Black+Decker 20V battery tools. Suitable for use with Black+Decker 20V drills, cordless drills, impact drills, cordless saws, cordless disk grinders, etc. Material Guarantee?Solid design, ABS high quality material, high temperature resistance, wear resistance and drop resistance, convenient to carry and easy to use 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.