Replacement for 18 volt Makita Battery BL1815 BL1850 BL1820B BL1830 5.0Ah 3Pack - Walmart.com
Amazon.com: 7A DC18RC Replacement Charger for Makita 18 Volt Charger Rapid Battery Charger Compatible with Makita 14.4V-18V Li-ion Battery BL1415 BL1430 BL1815 BL1820B BL1830B BL1840B BL1850B BL1860B : Tools & Home Improvement
Amazon.com: YongerTool 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 Improvement