Makita 18V Lithium Ion tool battery PCB board for 18V series with plastic box cell holder and nickle strip – LLT POWER ELECTRONIC
Makita USA - Product Details -BL1830B
Makita 18V LXT Lithium-Ion Compact Battery Pack 2.0Ah with Fuel Gauge BL1820B - The Home Depot
18V 9.0ah Bl1890 Replacement Battery Compatible with Makita Bl1830 Bl1840 Bl1850 Bl1860 Bl1890 Lxt Li-ion Battery Tools with LED Indicator - China Lithium Battery and Lithium Ion Battery