It could be awesome with tech like "Energy Harvesting Module that Efficiently Generates Power from Electromagnetic Wave Noise"[1].
If only big tech where thinking like you and opened their research...
In EU I'm using a LoRa/GPS based pet tracker[2], but it's not enough to quickly find a lost pet.
[1] https://news.ycombinator.com/item?id=37480512
[2] https://www.invoxia.com/
It could be awesome with tech like "Energy Harvesting Module that Efficiently Generates Power from Electromagnetic Wave Noise"[1].
If only big tech where thinking like you and opened their research...
In EU I'm using a LoRa/GPS based pet tracker[2], but it's not enough to quickly find a lost pet.
[1] https://news.ycombinator.com/item?id=37480512
[2] https://www.invoxia.com/