1.custom el flash lightbox sign 2.low power,no heat/radiate,durabl,thin,vivid effect ... .show idea,promote,unique 4.CE,RoHS,SGS flashing lightbox Sign(CE, RoHS, 0.15-0.5 mm thick, 80-130cd ... animated pictures. Can be seen from far distance. flashing lightbox sign (factory price, good quality, timely shippment)