Makita BL1840 18V 4.0AH Battery (Discontinued by Manufacturer) - Amazon.com
Amazon.com: 2Pack 3.0Ah 18 Volt BL1830B Replacement Battery Compatible with Makita 18V Battery Lithium BL1815 BL1820 BL1820B BL1830B BL1835 BL1840 BL1850 BL1860 BL1860B LXT400 with LED Indicator(Black) : 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: Bonacell 2Pack 18V 3.0Ah Replacement for Makita 18V Battery Compatible with Makita 18 Volt Battery BL1860 BL1850 BL1840 BL1830 BL1820 BL1815 LXT 400 Power Tools : Tools & Home Improvement
Amazon.com: rebicacate 5.0ah 18V Replacement Batteries for Makita 18v Battery BL1840 BL1850 BL1860, Compatible with Makita 18v Cordless Tools and Chargers : Tools & Home Improvement
Amazon.com: 18V Battery Charger for Makita,DC18RC Replacement Battery Charger with LCD Display USB Interface for Makita 14.4V-18V Lithium Ion Battery BL1830 BL1840 BL1850 BL1815 : Tools & Home Improvement
Amazon.com: Fast DC18RC Charger Replacement for Makita 14.4V-18V Lithium-ion Battery LXT Compatible with Makita BL1815 BL1830 BL1840 BL1845 BL1850 BL1860 Batteries Charger : Tools & Home Improvement