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 :
Amazon.com : TENMOER 18V 9.0Ah BL1890 Replacement Battery Compatible with Makita 18V BL1830B BL1860B Cordless Drill with LED Screen Display,2-Pack : Tools & Home Improvement
18V 9AH BL1890B replacement battery for Makita with LED 6 pieces/compatible with Makita 18V BL1830B BL1860B BL1820 LXT-400 – Dasbatteries
3Ah-9Ah Lithium ion Rechargeable Replacement for Makita 18V Battery BL1850 BL1830 BL1860 LXT400 Cordless Drills | Wish
Probty 18V 9.0Ah Battery for Makita Tool BL1830 BL1860 BL1840 BL1850 BL1890 18 V 18Volt 9000mAh Lithium-Ion Replacement - AliExpress