Self-Powering, Wireless Energy Sensors Join the Internet | Gadget Lab | Wired.com

Self-Powering, Wireless Energy Sensors Join the Internet | Gadget Lab | Wired.com: "The company created a self-powered, energy-harvesting sensor, which which can be found inside of the inexpensive, easy-to-install light switches and thermostats EnOcean manufactures.

Now those sensors are able to communicate via TCP/IP networks, which means that when installed, the energy use of any web-connected building can be managed from another web-connected device."