2 Packs Replace for Makita 18V Battery 6.0Ah, Replacement Makita 18 Volt BL1860B Batteries BL1820B 1830B 1840B 1850B, Compatible with Makita 18v Tools, Fit with Original Makita 18v Battery Charger
FirstPower Battery Adapter for Makita 18V Lithium-ion Power Tools,Convert Milwaukee 18V or Dewalt 20V Lithium-ion Battery to Makita 18V Lithium-ion Battery - - Amazon.com
Amazon.com : BL1860 18V 6000mAh Lithium Battery Replacement for Makita 18V BL1860B BL1850 BL1840 BL1850B-2 BL1845 BL1830 BL1820 BL1815 LXT-400 Cordless Power Tools Batteries with LED Indicator (1 Pack) : Tools &