If running out of power is super critical carrying a power pack is just as simple as replacement battery. It also more generally useful as it can charge lots de

If running out of power is super critical carrying a power pack is just as simple as replacement battery. It also more generally useful as it can charge lots devices other then phones. https://www.bestbuy.com/site/external-battery-packs/usb-c-portable-chargers-power-banks/pcmcat1706299718467.c?id=pcmcat1706299718467 https://www.bestbuy.com/site/external-battery-packs/usb-c-po...