A power bank is a portable charger that can be used to power electronic devices, such as smartphones, tablets, and laptops. Power banks come in a variety of shapes and sizes, and they typically have a USB port for charging devices. The best power bank for a Steam Deck is one that is powerful enough to charge the device quickly and efficiently, and that is also compact and portable.
There are a few things to consider when choosing a power bank for a Steam Deck. First, you need to consider the capacity of the power bank. The capacity of a power bank is measured in milliamp-hours (mAh), and it indicates how much power the power bank can store. The higher the mAh rating, the more power the power bank can store. Second, you need to consider the output of the power bank. The output of a power bank is measured in amps (A), and it indicates how much power the power bank can deliver to a device. The higher the A rating, the more power the power bank can deliver.