NEW DELHI: If you are fascinated by the LED sensor lights, then you must be tempted to use them in your home. But, before adopting this technology for your home, you need to gather up all the relevant ...

This circuit shows how to use an ordinary LED as a light sensor. It makes use of the photovoltaic voltage developed across the LED when it is exposed to light. LEDs are cheaper than photodiodes and ...

So many people out there want the lights in front of their houses or even all around their homes to automatically turn on at night and off in the morning. What you might not realize, though, is that ...

Add Yahoo as a preferred source to see more of our stories on Google. Want outdoor LED light bulbs that automatically turn on at night and off again in the morning? Don’t want to pay $15, $20, or more ...

Larson Electronics’ Magnalight.com has announced the release of a sensor equipped LED area light for industrial and commercial applications. The LED250-1227-OS is designed to provide an automatically ...

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Key Points Motion sensor lights help to save on energy by automatically turning the lights off when not in use.They are most effective for lights accidentally left on often, like outdoor lights and ...

Need a cheap and easy way to deter intruders? For homeowners, outdoor lighting is a game changer for providing a line of sight on potential trepassers without running up costly energy bills. If you're ...

A new nanostructure gas sensor uses safe blue LED light to distinguish hydrogen, ammonia, and ethanol with 56x better ...

This is a story about a successful system that nevertheless failed to make the cut. An experimental LED brightness adjustment is something [Mitxela] explored in a project for a high-precision clock; ...