Amazon.com: Aernair Battery Case Replacement Parts for Makita 18v Bl1815 Bl1820 Bl1820b Battery, 1.5ah 2ah 3ah Li-Ion Battery Case Cover Box Shell with Circuit Board Battery Repair Kit : Tools & Home
12v 120W Dual Portable Lighter Socket Power Station For Makita Battery 18v | eBay
CTB 18-Volt 6.0Ah 30Q 18650 Li-Ion High Power Output Battery Pack For – Auline Innovation Co.,LTD
Waitley 18v 5.0 6.0ah Rechargeable Battery For Makita Power Tools With Led Li-ion Replacement Lxt Bl1860 1850 18 V 9 A 6000mah - Rechargeable Batteries - AliExpress
Makita Battery Pack Repair | Hackaday
Repacking Makita 18v Lithium battery with New Cells (Save $$$'s) - YouTube
What's inside a fake Makita battery charger : r/Tools