Waitley Bl1850 18v 5.0ah Replacement Battery For Makita Power Tool 5000mah Bl1840 Bl1860 Battery With Led Power Display 18 V 5a - Rechargeable Batteries - AliExpress
18V For Makita BL1830 LXT 5.0Ah Lithium‑Ion Battery BL1850 BL1815 BL1850B-2 US 88381447805 | eBay
makita bl1850 18-volt lxt lithium-ion 5.0ah battery (discontinued by manufacturer)
2x 18V 1.5 Ah Battery for Makita BL1815 BL1830 BL1850 LXT-400 - Black - Overstock - 29607907