Can charge 1 or 2 batteries quickly and safely at one time
When the battery power reaches 90%, the charger will cleverly cut off the fast charge and transfer to trikle charging, the indicator light will turn green at the moment, keep charging about 0.5-1 hour, then full charged
Convenience and easy to recharge your battery with USB cable with car charger, USB wall charger or power bank etc
High quality and protects against short circuiting, overheating, over-currents or overcharging