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2) NEW IN PACK GENUINE 18V BL1820B 2.0 AH Makita Battery 18 Volt For Drill, Saw 696567995707 | eBay
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Makita 18V LXT Lithium-Ion Battery For Lithium Battery Power Tools BL1820B BL1830B BL1840B BL1850B BL1860B DC18SD DC18RC - AliExpress
Amazon.com: QSDXNYDC Power Wheel Battery Adapter for Makita 18V LXT Battery with Fuse&Switch 14 AWG Connector for BL1850B,BL1860B,BL1830B,BL1840B, BL1820B for DIY Rc Car Toys, Robotics and Rc Truck : Tools & Home Improvement