MIT Media Lab | Battery-free wireless underwater camera @MITMediaLab | Uploaded September 2022 | Updated October 2024, 8 hours ago.
Introducing the world’s first battery-free underwater wireless camera, with applications to climate change monitoring, tracking ocean pollution, food security, disaster response, and exploring the unknown regions of the ocean.

More information at: https://news.mit.edu/2022/battery-free-wireless-underwater-camera-0926