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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
2 Pack Power Tools Battery For Makita 18v Battery 6ah 6000mah Bl1860 Bl1850 Bl1840 Bl1830 Led Light Balance Charging Safeguard - Rechargeable Batteries - AliExpress