Amazon.com: LaiPuDuo Battery Replacement Plastic Case for Makita Battery 18V BL1830 BL1840 BL1850 LXT400 PCB Circuit Board Replacement No Cells Included 3A 4A 5A : Tools & Home Improvement
Amazon.com: Jialitt BL1860 6.0Ah Replacement Lithium-ion Battery for Makita 18V Battery BL1850B BL1850 BL1830 BL1840 BL1860 LXT Cordless Power Tools W/LED Indicator : Tools & Home Improvement
Amazon.com : Abaige 2 Pack 18V 6.0Ah BL1860B-2 Lithium Battery Replace for Makita 18V Battery BL1860 BL1850 BL1840 BL1830 LXT-400 18-Volt Cordless Power Tools Batteries : Tools & Home Improvement
Amazon.com: Crivnhar 5 Pack Battery Holder for Makita 18V Battery Mounts Dock Holder Fit for BL1860 BL1850 BL1840 BL1830(w/10 Screws) : Tools & Home Improvement
Amazon.com: TURPOW 2 Packs 6.5 Ah Replace for Makita 18V Battery & Double Rapid Charger Combo, Compatible with BL1815 BL1830 BL1840 BL1850 BL1860 for Makita 18Volt Batteries LXT Lithium ion Cordless Tools :
Makita BL1840 18V 4.0AH Battery (Discontinued by Manufacturer) - Amazon.com