... LED 80,000+ hoursSpecial effects (Fade In/Out & Flash)Even light distributionLow voltage & safeIndoor or outdoor useSilver or Black frames12 months ... display4.Double sides display 5.15.5mm as thickness of light box 6.Easy to install, and easy to change the ... area:Malls, supermarkets, banks, chain stores, hotels, airports, indoors decoration, studio, exhibition projects, subway, and so on.