Makita BL1850B-L 18V 5.0Ah Li-ion Cordless Battery with Gauge
Amazon.com: 【Upgrade】 CaliHutt 18V 6.0Ah Replacement Battery for Makita 18V Battery with LED Indicator BL1830 BL1850 BL1840 BL1850B-2 BL1845 BL1815 BL1820 LXT-400 LXT Cordless Power Tools Lithium-ion Battery : Tools & Home
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
Waitley 18V 5.0ah Bl1850b Replacement Battery Compatible with Makita 18volt Bl1830b Bl1860b Bl1820 Bl1850 Bl1860 Bl1840 Bl1815 Lxt-400 with LED Power Display - China Lithium Battery, Power Tool Battery | Made-in-China.com