Meshtastic Nodes
Setting up a RAK 4631-based Meshtastic node #
These nodes are low-power, small, inexpensive, and easy to set up. They come with antennas that work fairly well.
The core module #
The 4631 + 19007 Meshtastic Node is $35, here
The screen #
The OLED screen appropriate for the 4631 + 19007 is here.
It comes in a package of 4 screens (share with friends!) for $10, and needs simple soldering.
The battery #
A 2000 mAh battery with the proper connector for the 4631 + 19007 is here for about $15.