Easy Connection：Smart compatible strings from 4S-8S 12V-24V.It can support Lifepo4/Li-ion/LTO battery pack.Also supports parallel battery pack configuration. Smart 1A Active balance BMS: Which helps equalize the state of charge/discharge across battery cells for longer battery life. Smart monitoring:BMS with integrated bluetooth with wifi option.Which can monitor cell voltages, temperatures and other parameters. It also has cloud monitoring and data logging capabilities. BMS protect batteries from overcharge, overdischarge, overcurrent, short circuits,high temp shut off and other issues that can damage cells. Please find the APP on IOS& Android “BalanceBMS”.Welcome guide,18-month warranty,and our friendly customer service. DALY smart active balance BMS,which can not only protect and manage the battery, but also adjust the capacity difference of the battery pack in real time, improve the problem that the battery cannot be fully utilized due to differential pressure.