Li-ion cell 18650 battery protection board.

• Has balance function which would ensure each battery cell being fully charged at same time.

• Overcharge protection, over-discharge protection and short circuit protection.

• Fine workmanship and good performance.

• Safe and reliable.

• Easy to use.

• Long service life.

• Suitable for 7 series cell Li-ion batteries, can be used for 3.7V batteries,

• Suitable for electric car, electric power assistant car, skateboard car, inverter, etc.