YM EEFL Groß Light Box

Eefl is a new light source with the following advantages: various kings of multiple lighting colour,Soft,non-glare,adjustable brightness. It's so slim that in can be inflected freely,lastly.eefl Is called cold light source because there Isn't heat in operation.the loss of power is low. It has long Working hours and high brightness.electroluminescent film is a cold light.it works without heat.ray Uniform,soft. It will not make our eyes nervousness,fatigue.long life.the lifeExpectancy is based onEl half-life(half brightness) value. Apply to:train station,railway station,bus station,park,etc