Belkin is adding two new 20,000 mAh and 10,000 mAh power banks with integrated charging cable to their line of smart power banks, that’ll release on August 20, from $39: https://www.belkin.com/p/power-bank-10k-with-integrated-cable

In addition to the built-in USB-C type cable, it has a USB-A port too that can be plugged into, and it will charge at up to 45W for fast charging.

These new powerbanks also have a digital display with accurate battery power status and charging status.

Color options are black, white, and blue. These power banks are approved for cabin luggage on flights too as they are certified TSA Carry-On Compliant.