Basics of led lights

Q.What are the Benefits using LED Lighting?

Q.What is efficacy?

Q.What is Color Rendering Index?

Q.What is Correlated Color temperature ?

Q.How long do LED Lights last?

Q.What is Lumen Depreciation?

Q.What is the effect of temperature on LED Lights?

Q.What to look when you shop for LED Lights?

Q.How LED Lights are different from other sources of Light?

Q.Why does thermal management matter for LED Lights?

Q.Are the LED products worth the extra money?

Q.Comparison between LED, CFL, Incandescent Lights?

Q.What is the overall System Efficiency of different lights ?

Q.Why LED Lamps are hot when in use?

Q.What happens to the heat generated in a LED?

Q.How much temperature rise can be accepted?

Q.Why certain LED lamps are big in size and heavy?

Q.What protections should a LED light have?

Q.What is the expected life of an LED light?