Makita 18V LXT Lithium-Ion High Capacity Battery Pack 4.0Ah with LED Charge Level Indicator (2-Pack) BL1840B-2 - The Home Depot
Battery Adapter Converter For Makita 18V Li-Ion Battery Bl1830 Bl1840 Bl1860 Convert To For Milwaukee 18V Li-Ion Battery, Compatible With Milwaukee M18 18V Li-Ion Cordless Power Tools Use - Newegg.com
Makita OEM (1) DC18RC Charger & (2) BL1840 4.0 Ah Batteries with (1) plastic cover NEW - - Amazon.com