The portable charger supply is equipped with 4 different data lines, namely Fruit, USB, Micro, Type-C, which can charge 4 different devices at the same time. It also gives you a common USB data cable, so you can share it with your family or friends anywhere. The power bank supply has 4 display indicators so that you can clearly grasp the power. 20000mAh large capacity, handy to carry around for outgoing, business, or travel without adding too much weight. When the digital product is connected, the battery pack source can automatically recognize that the digital product is charged. When the device is fully charged, it can automatically recognize the overcharge protection and turn off the output, saving a large amount of power.