3s 20a 18650 lithium battery protection card provides a powerful and reliable battery protection system.

This protection board is specially designed for 18650 lithium batteries and is compatible for 3 serial cell connections.

This card provides high current protection of 20a and protects your batteries against risks such as overcharging, over-discharge, short circuit and overheating.

In this way, your batteries will last longer and you can use them safely.

Since the dimensions of the protection card are compact, you can easily use it in your electronic projects.

In addition, you can be sure that this card is made of quality materials.

3s 20a 18650 lithium battery protection card is the perfect choice for anyone looking for a safe, durable and high-performance battery protection system.

Bms 3s 20a 11.1v bms battery protection balance card 18650 lithium li-ion battery 3s 20a 11.1v bms battery protection balance card 18650 lithium li-ion battery size: 56mm x 18mm x 1.2mm max voltage protection: 4.25v min voltage protection: 2.5v operating current range: 0-20a instantaneous maximum current: 22a amount of leakage current when the system is off: 18ua