What is an LED flashlight?

Answer An LED flashlight has a light emitting diode (LED) for its light source. An LED emits light when charged with electricity. LED lights are more efficient, lasting longer and using less power than in... Read More »

Top Q&A For: What is an LED flashlight

How to Choose the Right LED Flashlight?

One application where LEDs (light emitting diodes) shine is in flashlights. Because LEDs have high brightness, low power consumption, long life, small size and other characteristics, they're ideal ... Read More »

How many lumens does a 3W LED flashlight put out?

Lumens are defined as the quantity of light energy per unit of time arriving, leaving or going through a surface. A typical three-watt LED bulb will produce 80 lumens. The three-watt light is power... Read More »

How to Create a Flashlight?

There are plenty of flashlights on the market today - ones that you shake, crank, twist, or click. But if none of those tickles your fancy, or if you don't want to pay lots of money for bells and w... Read More »

Is there a flashlight on the iPhone 4S?

You can use the camera flash as a flashlight by using an app.