The DALY 4S 20A LFP BMS (Battery Management System) is designed for 4-series LiFePO₄ (LFP) battery packs. It provides overcharge, over-discharge, overcurrent, and short-circuit protection, ensuring safe and reliable operation. Compact and efficient, it is ideal for electric bikes, scooters, solar energy storage, and small-scale energy applications, maintaining battery health and extending cycle life.