Amazon.com: 2X BL1850B 18V 5Ah + Charger DC18RC, Replace for Makita 18v Battery BL1850B BL1860B BL1830B, Kompatibel with Makita 18V : Tools & Home Improvement
Amazon.com : 2Packs Upgraded 6.0Ah 18V BL1860B Replacement Lithium-ion Battery Compatible with Makita 18 Volt Battery with LED Indicator BL1860 BL1850 BL1840 BL1820 BL1815B LXT400 Cordless Power Tools : Tools & Home
Makita Batteries. Which is heavier? - YouTube
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