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4S 30A BMS designed for 14.8V (16.8V Full Charge) lithium-ion battery packs

Provides overcharge, over-discharge, overcurrent, and short-circuit protection

Supports up to 30A continuous discharge current for reliable performance

Built-in cell balancing function helps improve battery life and efficiency

High-quality MOSFET design ensures stable operation and low heat generation

Compact PCB board suitable for DIY battery packs, e-bikes, and power tools

Ideal for solar energy storage systems, LED lighting, robotics, and portable power applications