Amazon.com: Makita ADP05 18V LXT® Lithium-Ion Cordless Power Source, Power Source Only : Everything Else
Amazon.com : Powtree BL1815 18V 3.0Ah LXT Lithium-ion Replacement Battery for Makita BL1815 BL1830 BL1860 BL1850 BL1840 BL1850B-2 BL1845 BL1815 BL1820 BL1860B Cordless Power Tools Series : Tools & Home Improvement
Amazon.com: Amityke Battery Adapter,Power Wheels Adapter for Makita 18V/14.4V Battery BL1820, BL1830, BL1840, BL1850 with 14 awg Wires Power Convertor for DIY Ride On Truck, Robotics, RC Toys and Work Lights :
Rocivic Replace for Makita 18V Lithium-Ion 6.0Ah Battery 2 Packs, Compatible with Makita BL1820B BL1830B BL1840B BL1850B BL1860B Cordless Power Tools, with LED Indicator - - Amazon.com
Makita BL1815-2 18-Volt 1-1/2 Ah Compact Lithium-Ion Battery, 2-Pack (Discontinued by Manufacturer) - Power Drill Accessories - Amazon.com