Triple Battery Charging Adapter For 13 Case With Card Storage Slots 3 Simultaneous Box

Specifically for 13 batteries (batteries not included),The fast charging case can charging 3 batteries simultaneously. Equipped with overcharge, short circuit, overheating, overcurrent, and overvoltage protective functions. Without any worry about potential hazards. Intelligently switches charging base on battery levels. Charges at power when battery is low, and gradually reduces power as battery levels rises. Equipped with a powerful USB Type C charging port that supports PD3.0/PD2.0 fast charging protocols. It also serves as a storage for batteries and cards. Small in size but powerful, offering great convenience for carrying around.