That means the bank will discharge more quickly and the target device will charge more quickly in turn. That is, if it supports charging at higher amperages. Almost all modern smartphones and tablets can charge at 2.1A. Consequently it's pretty common for power banks to have at least one port rated at 2.1A or 2.4A. Vay Tiền Trả Góp 24 Tháng.

how many hours power bank charging