Amazon.co.jp: Makita BL1840 Compatible Battery, 18 V, 4,000 mAh, Large Capacity, Lithium Ion Battery, Compatible with BL1830, BL1840, BL1850, BL1860, Set of 2 : Electronics
Amazon.co.jp: TASHIN BL1860b Makita Compatible Battery, Set of 4, 18 V, 6.0 Ah, Makita Battery, Power Tool Battery, Compatible with BL1830, BL1840, BL1850, BL1860, Large Capacity : DIY, Tools & Garden
Amazon.co.jp: Makita BL1840 Compatible Battery, 18 V, 4,000 mAh, Large Capacity, Lithium Ion Battery, Compatible with BL1830, BL1840, BL1850, BL1860, Set of 2 : Electronics
Amazon.co.jp: Battery Adapter, Makita 18V Converter, 2022 Upgraded Power Tool Fuse and Switch, Battery Adapter, Makita 18V, BL1830, BL1840, BL1850, BL1860, 18V, Dock Power Connector, 14 AWG Gauge, Robotics DIY Power Connector :
Amazon.com: for Makita 18v Battery, 6.0Ah Replacement Lithium Batteries Compatible with Makita Battery 18V BL1860 BL1850 BL1850B BL1840 BL1840B BL1830 BL1830B BL1815B (4 Pack) : Tools & Home Improvement
Amazon.co.jp: Makita BL1840 Compatible Battery, 18 V, 4,000 mAh, Large Capacity, Lithium Ion Battery, Compatible with BL1830, BL1840, BL1850, BL1860, Set of 2 : Electronics
Amazon.com: 2 Packs Replace for Makita 18V Battery 6.0Ah, Replacement Makita 18 Volt BL1860B Batteries BL1820B 1830B 1840B 1850B, Compatible with Makita 18v Tools, Fit with Original Makita 18v Battery Charger :