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: MT20DL Battery Adapter for Makita 18V BL1830 BL1860 BL1815 Li-ion Battery Convert for Dewalt 18V 20V DCB200 Li-ion Battery
Amazon.com : BL1830 18V 6.0Ah Lithium-ion Replacement Battery Compatible with Makita BL1815 BL1830 BL1835 BL1840 BL1850 BL1860 LXT400 194204-5 194205-3 194230-4 194309-1 Cordless Power Tools with LED Indicator : Tools & Home Improvement
Waitley BL1830 18V 9.0Ah Replacement Battery Compatible with Makita BL1840 BL1850 BL1860 BL1890 Lithium-Ion Battery Tools with LED Indicator - - Amazon .com