... mm (W*H) Thickness: 2.6 Product name: Light box/ LED light box/ LED advertising light boxMaterial: stainless steel; aluminum alloy, steel.Frame size: 630 ... frame looks simple and elegant.5. The light box is convenient to use.6. Function: The light box can match automatic power on/off;Voice ... , bus-stop, metro-station, chain store, shopping mall, supermarket, hotel, bank, exhibition hall, etc.