About Solar LED Lights

by Andrea Kalli on August 18, 2009

in Landscape and Hardscape

A light emitting diode, commonly known as an LED, is different from a typical light bulb.  LEDs are cool to the touch and can last for up to 100,000 hours, so they don’t have to be replaced nearly as often as typical filament light bulbs.  They are especially appropriate for use with solar powered lighting, because they use little energy, allowing the solar light to give off illumination for a longer amount of time per charge.  LEDs are available in a variety of colors, most commonly green, amber, and red (which is often used for displays on appliances and electronics).  The white LED lights that are typically used for lighting outdoor areas leans toward the blue, or “cool,” end of the visible light spectrum.

LED displays in outdoor lights often include built-in reflectors and prisms to enhance illumination.  These are usually permanent components that cannot be modified later on.  Because some people strongly prefer cool or warm spectrum lighting, it’s best to ask questions or carefully read the product description to ensure that the fixture you are considering purchasing is at the end of the spectrum that you prefer.

Ordinary LED lights are usually not as powerful as those powered by direct electrical current.  A typical table lamp, for example, uses a bulb with an output of 60 watts.  In contrast, a typical solar accent light gives off only 4 watts.  It’s easy to see why solar lighting used to be suitable only for decorative lighting, like floating pool lights, tier lights, string lights, or pathway lights.

But technology has evolved so that modern super bright LED lights can give off up to 50 watts.  These lights combine several LEDs with specially designed reflectors and lenses.  These LEDs are strong enough to light a flagpole or security light.  These new generation LED outdoor solar lights also have a backup power system in the form of sealed lead-acid batteries.  Solar technology is continually advancing, so you can be certain there will soon be an even greater selection of brightly illuminating solar powered outdoor lighting products as time goes on.

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