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Amazon.com: TURPOW 7.0Ah Replacement for Makita 18 Volt Battery BL1815 BL1830 BL1840 BL1850 BL1860 194205-3 LXT-400 for Makita 18Volt Batteries LXT Lithium ion Cordless Power Tools with 2 Packs Wall Mount Holder :
2Pack 5.0Ah Lithium-ion BL1850B Replacement for Makita 18V Battery Compatible with Makita 18 Volt Battery LXT BL1815 BL1830 BL1830B BL1835 BL1840 BL1850 BL1860 BL1860B - - Amazon.com
BL1815 / BL1820 Li-ion 2.0Ah/18V Plus.Parts Battery for Makita (36Wh)
Replacement for 18 volt Makita Battery BL1815 BL1850 BL1820B BL1830 5.0Ah 3Pack - Walmart.com
Makita BL1815, BL1830 Power Tool Battery, 18 Volt 1.5 Ah | Remy Battery
For Makita 18V 3.0Ah LXT Lithium ion Battery or Charger BL1815 BL1820 BL1830 US | eBay
FOR Makita BL1815 18 Volt 3.0 Ah Li-Ion Battery / Charger BL1820 BL1815N BL1830 – ASA College: Florida