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 ...

The folks at Alpine Electronics asked if I’d like to take apart their LED tube light which is intended as a replacement light for fluorescent lighting. Who could resist an offer like that? Alpine sent ...

IKEA has launched its new Gömpyssling LED light with sensor. It's a motion-activated light which automatically switches on when you open a cupboard or step into a space, then turns itself off after ...

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 ...

The prototype lamp uses half the energy of equivalent lights on the market Lighting company Philips has developed an LED lamp that it describes as "the world's most energy-efficient". It said the ...