Yes, there isn't the USB but i see that there are pins for GPIOs and GND 5V / 3v3 so i are convinced soldering pins are ok to flash and after that to electricity on :-) Custom .i2p area starting up with fabrice. Observe you could register a "regular" area: https://oncedirectory.com/listings12706845/considerations-to-know-about-%E9%92%B1%E5%8C%85%E9%9D%93%E5%8F%B7