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About Led

About Led

A lighting-emitting diode (LED) is a semiconductor device that emits incoherent narrow-spectrum light when electrically biased in the forward direction of p-n junction. The color of the emitted light depends on the composition and condition of the semiconducting material used, and can be infrared, visible, or near-ultraviolet.

Instruction for use LED Lamp

Instruction for use LED Lamp

While measuring and using LED, must provide the same electric current for each LED even measure in the source by flowing permanently , could guarantee to measure the consistency of luminance and other characteristics ;

RoHS Compliance

RoHS Compliance

From Nov. 8, 2002, all country of Europium Union (Including Holland, Denmark , Sweden , Austria , Belgium , Italy , Finland and Germany ,etc.) have to complete regulation registration for WEEE, and give formal announcement on February 13 , 2003, it is estimated that all member of European Union must legislated enforce WEEE & RoHS fit for each individual country before August 31 , 2004, and since July 1 , 2006,

F.A.Q

F.A.Q.

What is LED? What is Bin Ranks? What is forward voltage (Vf)? What is Lumens? What is CCT?

Recommended Led

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1W High Power LED

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