Amazon.com: Synergy Digital Power Tool Battery, Works with Makita BDF451 Power Tool, (Li-Ion, 18V, 3000 mAh) Ultra High Capacity Battery : Tools & Home Improvement
Amazon.com: Fancy Buying CO. [2Pack] Lithium-Ion Battery BL1815 BL1820 BL1830 BL1840 BL1845 BL1850 BL1860 LXT-400 Replacement for Makita 18V 6.0Ah LXT Cordless Power Tools : Tools & Home Improvement