Daly Smart BMS 4s 12V LiFepo4 Battery 100A /200A Bluetooth+ UART +NTC
As a reliable and well verified brand, daly bms is built to last.
The difference with smart range is they offer bluetooth connectivity which allows you to access battery pack information, tweak parameter setting and receive over voltage warnings via apps.
If you want to get the claimed lifespan out of your expensive LFP pack, Daly is the way to go, it makes your pack happy.