Replacement Battery Original Makita Battery 18V BL1850B 5.0Ah LXT BL1860 Battery Set Charger | eBay
18v 3ah 4ah 5ah 6ah Li-ion Battery Rechargable Battery For Makita 18v Battery Bl1840 Bl1850 Power Tool With Led Indicator - Voltage Regulators/stabilizers - AliExpress
Makita 18V LXT Lithium-Ion High Capacity Battery Pack 5.0 Ah with LED Charge Level Indicator (2-Pack) BL1850B-2 - The Home Depot