These models juice up your refrigerator, air conditioner, and other essentials during an emergency—no matter what.

Apparently, current flowing from the REMOTE port to the ESP32’s GPIO pin was to blame, because adding a diode in between fixed the problem. The GitHub repository holds the design files and code.

Bluetti makes an even bigger, even heavier, Handsfree 2 kit that features a 60L backpack, 512Wh solar generator, and 700W of AC output. I didn’t review that one because I’m not insane.