【Compatible wih Makita 18V Batteries】 This MT18MT12 adapter iscompatible with Makita 18V battery, compatiable for BL1860B BL1860 BL1850B BL1850 BL1840 BL1830B BL1830 BL1820 BL1815, replace for Makita battery to for Makita 12 volt Lithium-ion Battery Battery BL1021B (BL1016) BL1020B BL1041B BL1040B BL1040 BL1015 BL1020B 197402-0 197390 CXT fit 12-Volt Cordless Tools.
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