The Aqara FP300 is a battery-powered presence sensor with Thread and mmWave radar, giving HomeKit precise motion and ...

An overwhelming majority of handheld devices these days have ambient light sensors built into them. A large percentage of TVs and monitors do, too, and that proportion is growing. The sensors allow ...

In this experiment we are going to work with a sensor which is a resistor that depends on light. In a dark environment, the resistor will have a very high resistance. As photons (light) land on the ...

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 ...

Imaging technology has transformed how we observe the universe—from mapping distant galaxies with radio telescope arrays to ...

Enter Amazon’s current solar light deals. Solar lights get their energy from—you guessed it—the sun, meaning they don’t require annoying cords. And there are plenty on major markdowns right now. From ...

Some HP monitors and laptops, such as the EliteBook, feature an ambient light sensor. This sensor detects the light level of the environment and adjusts the screen's brightness accordingly. If you ...

In winter, it’s important to ventilate living and working spaces regularly. Here’s how to make a homemade measuring station ...