... 90% energy saving 4.Environmental-protection Stainless Steel Buckle Side led message sign have the advantage as following:1.CE ,RoHS ... and UL certificated2.Super high brightness,Light uniformity,over 50,000 hours guarantee3.Energy-saving, environmental- ... available: white,red,blue,yellow,green.... and full color7.LED transformer provided input:110V-240V,output:12V8.Customized design is ...