Amazon.com: BL1830 BL1840 Replacement 18V 3000mAh Battery for Makita 18V LXT Lithium-Ion BL1815 BL1830 BL1835 BL1840 BL1845 BL1850 BL1860 LXT400 Cordless Power Tools Battery : Tools & Home Improvement
Amazon.com: Alian MT18GL Battery Adapter for Craftsman Power Tools, for Makita 18V Lithium ion Battery Convert to only for Craftsman C3 19.2 Volt Battery (Can't for 20V Battery),with USB Cordless Battery Adapter :