Amazon.com : Powtree BL1815 18V 3.0Ah LXT Lithium-ion Replacement Battery for Makita BL1815 BL1830 BL1860 BL1850 BL1840 BL1850B-2 BL1845 BL1815 BL1820 BL1860B Cordless Power Tools Series : Tools & Home Improvement
Amazon.com: for Makita 18V Battery Adapter Convert to for Hitachi 18V Lithium Cordless Tool and for Metabo18V (Not 36V) Slide Style Tools : Tools & Home Improvement
6Pack 18V 6.0Ah Replacement Battery for Makita 18V Battery BL1830 BL1850 BL1840 BL1845 BL1815 BL1860 LXT-400 Cordless Power Tool
RLS BL1815 MAKITA BATTERY FOR ZOOMLOCK CRIMPER | DCNE
XM Culture 18/14.4V USB Li-ion Battery Charger Adapter for Makita BL1415/1445/1815/1830/1845 - Walmart.com