Question

What is power bank?

uwu​

Answer 1

Explanation:

$\huge\color{pink}\boxed{\colorbox{Black}{Answer}}$Power banks are used for providing portable power to charge battery powered items like mobile phones and other similar items that have a USB interface: they can charge via USB, etc or wirelessly.

Answer 2

Answer:

Power banks are used for providing portable power to charge battery powered items like mobile phones and other similar items that have a USB interface: they can charge via USB, etc or wirelessly.