A flashlight is a portable lighting device that works by batteries or electric batteries. in this case use the battery of our Flash and Mobile to provide us with one.
Usually consists of a housing that houses the batteries and bulb.
Is primary, that is, it produces no reflected light itself.
Some models incorporate various types of lighting in the same flashlight: fluorescent lamp, intermittent signaling and an optical device for a light beam dirigible.
The advantage of the use of fluorescent lamps is that their performance is higher, and thus produce more light with low power consumption, favoring less wear on batteries. However, this is a very diffused light that serves to illuminate specific objectives, and is more suitable to illuminate a room, like a small room or inside a tent.
tra new technology that can extend the battery life, battery is to replace the bulb for several high power LEDs. As the consumption of an LED considerably reduced, the batteries have a longer life. LEDs offer a whiter the light bulbs, but are also available in different colors.
Besides its main function is to illuminate the lanterns can be used for signaling or indicating a location (beacon).
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