Amazon.com: Upgraded to 9.0Ah 1 Pack Lithium Ion Battery Replacement for Makita 18V Battery BL1860 BL1830 BL1840 BL1850 BL1850B LXT-400 with LED Indicator Compatible with All Makita 18V Cordless Power Tools :
Original For Makita 18V High Density 3Ah-9Ah Rechargeable Power Tools Battery with LED Li-ion Replacement LXT BL1860B BL1860 BL1850 LXT400 Cordless Drills | Wish