I have this product for a few months now. It has 4 USB ports, one of which is a fast charge port. It’s a good way to protect your gear from power surge and spikes. Considering most of our mid range to High end gear cost well over 500 it’s not a bad idea to invest in one of these.
https://www.amazon.com/ZeroLemon-ToughJuice-30000mAh-External-QuickCharge/dp/B01CZR3LT2/
https://www.amazon.com/ZeroLemon-ToughJuice-30000mAh-External-QuickCharge/dp/B01CZR3LT2/