Amazon.com: 2 Pack 6.0Ah BL1860B Battery with DC18RC Charger Compatible with Makita 18V Battery BL1860 BL1850 BL1850B BL1840 BL1840B BL1830 BL1830B BL1815B LXT400 18-Volt Power Tools Batteries : Tools & Home Improvement
Amazon.com : Abaige 2 Pack 18V 5.0Ah BL1860B-2 Lithium Battery Replace for Makita 18V Battery BL1860 BL1850 BL1840 BL1830 LXT-400 18-Volt Cordless Power Tools Batteries : Tools & Home Improvement
2Pack 5.0Ah Lithium-ion BL1850B Replacement for Makita 18V Battery Compatible with Makita 18 Volt Battery LXT BL1815 BL1830 BL1830B BL1835 BL1840 BL1850 BL1860 BL1860B - - Amazon.com
Amazon.com: 5.0Ah BL1850B Battery Replacement for Makita 18V Battery,5000mAh High Capacity Compatible with Makita LXT Lithium Ion Battery BL1815B BL1840B BL1830B BL1820B,2 Pack with Mount Holder ¡ : Tools & Home