3.0/5.5/6.0Ah battery for Makita 18V BL1830 BL1860 With LED lithium ion replacement LXT BL1860B BL1850 rechargeable tool battery - AliExpress
Amazon.com: BL1860B & DC18RC for Makita 18V Battery and Charger 6.0 AH Combo, Replace BL1860 BL1850 BL1840 BL1830 BL1815 BL1820 : Tools & Home Improvement
2Pack 18v BL1860B Replacement Battery 6.0Ah Compatible with Makita 18 Volt Battery Lithium ion BL1860 BL1850 BL1840 BL1830 BL1820 BL1815B LXT400 194204-1 with LED Indicator Cordless Power Tools - Amazon.com