Amazon.com : ARyee 2Pack Upgrade 18V 5.0Ah Li-ion Battery Replacement for Makita Lithium-Ion Battery Compatible with Makita BL1840 BL1850 LXT-400 BL1860 BL1815 BL1830 : Tools & Home Improvement
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 Improvement
Makita BL1850-2 18-volt LXT Lithium-Ion 5.0Ah Battery, 2-Pack- Discontinued by Manufacturer (Discontinued by Manufacturer) - - Amazon.com