Makita 18V LXT Lithium-Ion Battery 5.0Ah (2-Pack) and 18V LXT Battery 5.0Ah (2-Pack) with bonus 18V LXT Battery 5.0Ah (2-Pack) BL1850B-2-18502 - The Home Depot
Amazon.com: DASNITE 2Pack BL1850B Replacement for Makita 18V Battery with 14.4V-18V LXT Charger, 5.0Ah Lithium Ion Batteries Compatible BL1850B-2 BL1830 BL1840B BL1860B : Tools & Home Improvement
Newest 18V 4Ah 5Ah 6Ah Li ion Battery For Makita 18V Battery BL1860 BL1850 BL1830 BL1840 194205 3 Power Tool With LED Indicator|Replacement Batteries| - AliExpress