Suitable for Makita 18V BL1830 3.0Ah 5.0Ah Li-Ion battery parts replacement Charging protection circuit board Label paper and LED battery indicator (PCB) - Amazon.com
Amazon.com: LaiPuDuo Battery Replacement Plastic Case for Makita Battery 18V BL1830 BL1840 BL1850 LXT400 PCB Circuit Board Replacement No Cells Included 3A 4A 5A : Tools & Home Improvement