... material,inside high brightness LED light uniformity special encapsulant design,completely waterproof,safety-rank Ip66,long expected lifespan, ... public signs airports,auditoriums,commercial signs,exhibitions,office logos,shop signs etc. Specifications:> AC power supply,AC 110V ... > Easy to install> Extruded CNC engraving acrylic frame design> Minimum height 100mm,Maximum height 650mm> Finished colors ...