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The new LED light strips from Lifx don't need a hub and let you "paint" whatever colors you like onto the strips -- two potential advantages over the competing strip lights from Philips. Ry Crist ...

Most engineers are quite familiar with typical low-power-indicator LEDs, whether they be surface-mount or the classical through-hole packages. All that's needed to use them is a voltage source and a ...

If you own an Android smartphone or tablet, you’re likely familiar with your device’s LED notification light. It’s a way for Android to communicate information to you even when your screen is off. A ...