Usefully, the B300K can be used as a stand-alone power supply for anything that connects to USB-A. It's just a shame it's only a 12 watt output, when other Bluetti expansion batteries offer two USB ...
Promising review: "This is one of the best purchases we've made in a while. two kids + snacks in a minivan = lots of crumbs. We were taking our van to the car wash twice a week to vacuum it, but this ...