The Kinefox wildlife tracking system uses an 18 g, Kinetron MSG32 kinetic energy harvesting mechanism to power the GPS and accelerometer. Similar to the mechanical systems found in automatic ...
Next time you’re looking for a small compact GPS tracker or cellular logger take a look at this project’s code on GitHub or the A9G and RDA8955 modules.
This is my favorite feature because, even if the GPS tracking wasn't working, I could visit the hot spots where I'd be most likely to find him. I can also set the map to show his roaming history ...