goTenna Mesh community

Budget battery option

I came across these today

$2 UPS + £3 battery

Coupled with a $15 panel

Cover the usb connector in epoxy.

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Or this looks like a better solution, but more expensive.

A list of parts to build a solar node is here:
https://my.aliexpress.com/wishlist/shared.htm?groupId=100000018985469

Obviously drop the board from it if using with Gotenna.