Amazon.com: EID MT20DL Adapter for Makita 18V Battery to for Dewalt 20V Li-ion Max XR DCB180 Tools Convert for Makita BL1850B BL1840 BL1830B BL1815 to Dew 20V Li-ion Max XR DCB180 DCB200
Amazon.com: 2Packs Upgraded 5.0Ah 18V BL1850B with LED Replacement Lithium-ion Battery Compatible with Makita 18 Volt Battery for Compatible Makita 18V Lithium-Ion Cordless Power Tools : Tools & Home Improvement
Cordless LED Work Light for Makita 18V LXT Battery, Portable Jobsite Light Spotlight Tool for Makita BL1850, Lamp Flood Light Flashlight for Repairing/Outdoor Camping/Fishing/Emergency(No Battery) - Amazon.com
Amazon.com: 6000mAh Replacement for Makita 18 Volt Battery Compatible with Makita 18 Volt Battery Lithium-ion BL1830 BL1860 BL1860B BL1850B BL1850 BL1840 BL1840B BL1820 BL1815B LXT400 Cordless Tools (Black) : Tools & Home
Makita BL1840B 18V LXT Lithium-Ion 4.0Ah Battery, Black - Amazon.com
Amazon.com: Simple Plus+ 2PCS Battery for Makita 18V 6.0Ah Battery Compatible with Makita 18V BL1860 BL1850B BL1840B BL1830B BL1815B LXT-400 LXT Cordless Power Tools : Tools & Home Improvement