Amazon.com: 2Packs Upgraded 5.0Ah 18V BL1850B with LED Replacement Lithium-ion Battery Compatible with Makita 18 Volt Battery for Compatible Makita 18V Lithium-Ion Cordless Power Tools : Tools & Home Improvement
Makita 18V 5.0Ah Lithium Battery with Charge Indicator x 4 BL1850B-L | tools.com
NEW 18V 3.0Ah REPLACE BL1850B LXT BATTERY LITHIUM-ION FOR Makita BL1830B BL1860B | eBay