Cheap And Discounts JIKONG Smart BMS with BT APP RS485 CAN 1A 2A Active Balance 2S~24S 40A~200A LiFePo4 Li-ion LTO JKBMS Battery Management System Wholesale. Buy Directly From Merchant Shine Logic Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.