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LEDs are still more expensive compared to CFLs or incandescent light bulbs.
However, you can still save a lot of of money from electricity bills since LEDs efficiency is far superior to other kinds of light bulb.
Fortunately, there are good news in terms of price.
Do you remember how expensive it was before HDMI cables became popular to the public?
It was because there was bubble on HDMI price, but as many online retailers started to sell HDMI cables, the bubble was finally broken. As a results, we have enjoyed HD TV at our own home.
LEDs has shown similar trends as HDMI cables.
Many online retailers started to have interests in LEDs and they have tried to reduce fat on the price.
Check out lightkiwi.com. It is not known to many people but I found that you can buy products with cheap price and get warranty for some products.
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What companies manufacture led lights?
Anchor,Philips,Wipro,Havells are some of the led manufacturers
Are led lights dangerous if place in a wooden box?
Sometimes it is but depends how hot the light gets.
How do you make a circuit so the lights can be turned on and off separatley?
To design a circuit so that lights can be turned on and off separately, we connect the circuit in parallel.
Why light emitting diodes are good?
LED (light emitting diode) is an electronic component that generates light from the electrons flowing in one direction through it, in an electron circuit, possibly as part of a circuit board. In a circuit the light emission can be a short as a nanosecond. One or more LED's can be used to make light with a minimum of electricity. Modern applications are wide spread including optical sensor activators, calculator displays and automotive tail lights. LED's have come down in price and can last for tens of thousands of hours so have become an economical replacement for other lights in some applications.
Why are Hexbugs so expensive?
because they are tecnolgy and stupid
