Amazon.com: 2 Packs Replace for Makita 18V Battery 6.0Ah, Replacement Makita 18 Volt BL1860B Batteries BL1820B 1830B 1840B 1850B, Compatible with Makita 18v Tools, Fit with Original Makita 18v Battery Charger :
Makita Original Lithium Battery Charger 18V 4Ah 5Ah DC18SD DC18RC Fast Charger
1820 Makita® 18V Battery Rebuild Service – MTO Battery
Makita USA - Product Details -BL1830
4x 18V Original Battery for Makita BL1860 9AH Li-ion LED BL1850 BL1830 / Charger | eBay
Original Makita BL1016 12 Volt 1.5 Ah Compact Li-Ion Battery | eBay
Makita 18V LXT Lithium-Ion High Capacity Battery Pack 5.0 Ah with LED Charge Level Indicator (2-Pack) BL1850B-2 - The Home Depot
Aicherish Original Makita 18v 6ah For Electric Drill Lawn Mower Battery With Led Charger Lxt Bl1860b 18650 Lithium Ion Battery - Rechargeable Batteries - AliExpress