18650 4S 40A BMS (Battery Management System)

Key Features:
? Configuration: 4S (14.8V / 16.8V fully charged)
? Current Rating: 40A continuous discharge
? Protection Functions: Overcharge, over-discharge, overcurrent, and short-circuit
protection
? Cell Balancing: Ensures uniform charging across all cells
? Usage: Suitable for Li-Ion 18650 battery packs in e-bikes, DIY power banks, solar
systems, and high-load devices