4S 14.8V 18650 Battery Protection Board: 16.8V Overcharge, Over-discharge, Short Circuit, 20A Current Limit

This product is a high-performance battery protection board designed for 4-series 18650 lithium-ion batteries, ensuring the safe operation and longevity of your battery pack. It features protection against overcharging and over-discharging, safeguarding your batteries from potential damage. Additionally, the board includes short circuit protection and has a 20A current limit to prevent excessive load, ensuring both safety and efficiency. Ideal for maintaining battery health, this board is perfect for various electronic projects and applications requiring reliable power management.