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PCB Circuit Module Board Parts,Li Ion Protection for Makita Replacement Battery PCB Li Ion 18V Battery PCB Chip Board for Makita|Rechargeable Batteries| - AliExpress
Lithium Ion Battery Circuit Board for Makita BL1830(18V 1.5Ah/3.0Ah/6Ah) : Electronics - Amazon.com
Makita 18V Lithium Ion tool battery PCB board for 18V series with plastic box cell holder and nickle strip – LLT POWER ELECTRONIC
Housing Shell Case Lithium Battery Bl1830 Circuit Board Pcb With Led Power Indicator For Makita 18v Battery Replacement Kit - Buy For Makita 18v Bl1830b Bl1840b Bl1850b Power Tool Lithium Battery Nesting