The Clicks Power Keyboard is also a backup battery for your phone
via theverge.com
Short excerpt below. Read at the original source.
It might be just my type. Clicks is expanding beyond keyboard cases and bringing its QWERTY keys for phones to another format: a magnetic power bank accessory with a slide-out keyboard. The Power Keyboard offers a 2150mAh battery that can top off a phone battery via MagSafe or Qi2 wireless charging, but its real superpower […]