Cheap And Discounts BL1830 Li-Ion Battery BMS PCB Charging Protection Board for Makita 18V Power Tool BL1815 Bl1850 BL1860 LXT400 Wholesale. Buy Directly From Merchant Good life, day day up Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.