What is the Led Signs. 
Led Sign that is a panel with many lighting LEDS, and single face to show the letters to people. Which is so brightness to viewed from outside even if in the daylight, and excellent visibility. 
Led Signs includes: Led Open Sign,Led ATM Signs,Led Pizza Signs and other Led Business Signs. 
What is the LEDS ( which used in the led open signs) 
LEDS (light emitting diodes) are solid-state semiconductor devices that can convert electrical energy directly into light .The heart of a led is a cemiconductor chips of which one side is attached on the top of an anvil that is the negative power lead and the other side is connected with a whisker to a positive power lead, it is the most important part of the LED. And it is entirely encapsulated in an epoxy resin enclosure 
Advantages of Leds : 
Small size 
Lower power consumption 
Long Lifetime 
Low Heat Emitting 
Disadvantages of LED Signs 
In a sign with exposed LEDs, the sign will not be as bright when viewed from sharp side angles. LEDs are said to have a 30 degree viewing angle. Neon is equally bright when viewed from any angle. From a direct "front view" and slight angles, LED is brighter than neon.

Various of Led Business Signs

• Size:16"x7"x1.6", 16.5"x8.7"x1.6", 22"x13"x1.6", 18"x21"x1.6",23"x14"x1.6"( Oval Shape) , customized.
• Injection molded ABS Frame.
• Input: 110V/120V-240V AC 50/60Hz,300mA-1000mA.
• Output: 12V DC.
• Power: 5-7W.
• 1 year of warranty.
• 100% undamage guranteed during shipping.

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