enow.com Web Search

Search results

1. Results from the WOW.Com Content Network

2. 'Bright and reliable': These motion-sensor solar security ...

   www.aol.com/lifestyle/bright-reliable-motion...

   You can't ignore 19,000 five-star reviews! It's not easy to find solar lights that actually work and stand the test of time — save 65%.

3. These outdoor solar lights are an easy way to transform your ...

   www.aol.com/lifestyle/these-outdoor-solar-lights...

   Aootek Solar Motion Sensor Lights will bring the expansive illumination you need with no hardwiring required, ... These lights are entirely powered by the sun and shine a beam over a wide area ...

4. Invest in solar motion-sensor lighting for your home or ...

   www.aol.com/invest-solar-motion-sensor-lighting...

   Invest in solar motion-sensor lights with this pack on sale for $29 (down from $35.97).With 20 powerful LEDs and a 120-degree angle, each of the lights in this pack can provide 400 lumens of light ...

5. Optical mouse - Wikipedia

   en.wikipedia.org/wiki/Optical_mouse

   An optical mouse is a computer mouse which uses a light source, typically a light-emitting diode (LED), and a light detector, such as an array of photodiodes, to detect movement relative to a surface. Variations of the optical mouse have largely replaced the older mechanical mouse design, which uses moving parts to sense motion.

6. Photoelectric sensor - Wikipedia

   en.wikipedia.org/wiki/Photoelectric_sensor

   A photoelectric sensor is a device used to determine the distance, absence, or presence of an object by using a light transmitter, often infrared, and a photoelectric receiver. They are largely used in industrial manufacturing. There are three different useful types: opposed (through-beam), retro-reflective, and proximity-sensing (diffused).

7. Light-emitting diode - Wikipedia

   en.wikipedia.org/wiki/Light-emitting_diode

   One-color light is well suited for traffic lights and signals, exit signs, emergency vehicle lighting, ships' navigation lights, and LED-based Christmas lights Because of their long life, fast switching times, and visibility in broad daylight due to their high output and focus, LEDs have been used in automotive brake lights and turn signals.