LEDs come for different power ratings. Miniature LEDs use between approximately 40-90 mW. High-power LEDs - used for illumination - can use hundreds of watts per square centimeter.
5 cents per kilowatt hour
60!
for HD LCD TV---- approx. 20W per hour for HD LED TV---- approx. 04W per hour
An LED open sign uses about 1 watt of power per hour. It is much more energy efficient than neon signs, and can save an owner an average of $455 over the lifetime of the sign.
It uses 35 watts per hour. :)
There is actually no energy efficient light bulbs in a way to interpret in physical determination. Energy efficient means less Watts required per hour compared to non energy efficient.
The question has no real meaning - unanswerable.
My Yearly salary is 60,135.00 how much do i make an hour
$22.80 per hour.
About $10.63 per hour.
15.38 per hour.
14.42 per hour.