The online retail giant started recently selling golf balls under its Amazon Basics brand in mid-October. Priced at just $15.99 for a dozen balls (when GeekWire purchased a box in November), Amazon is ...

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 ...

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, ...

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More of my EV kick coming through. A solar tracker is used rotate a solar panel to get optimum energy from the sun. This one uses LEDs as the light sensor and mosfets to drive the output to rotate on ...

In the golden age of convergence, creating a compelling piece of standalone hardware is tough. If it doesn't interact with your phone, it's a non-starter. If its functionality can be replicated with ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? If you've ever shopped for a solar-powered light, you likely know that finding one ...

[Manish] packed lots of functionality into this radiation sensor module. The device is completely solar powered and weatherproof, so it can be mounted anywhere. It uses a Geiger Muller tube to monitor ...