Hybrid energy harvesting solutions that combine small photovoltaic (PV) panels with industrial grade rechargeable Lithium-ion (Li-ion) batteries enable long-term power supply solutions for remote ...

A new CO₂ sensor demonstrates the system design model carved out for smart building applications. Greatech, a German hardware developer and manufacturer of energy-efficient wireless embedded systems, ...

It’s easy enough to find a solar-powered charger for iPods, cell phones, and other gadgets, but this ultra-tiny solar-powered sensor system is smaller than anything else on the market — 1,000 times ...