... aluminium frame,long life span, eco-friendly, ultra slim, energy saving Key Specification/ features:Super slim Light box with High Brightness SMD LED ... -Y22 A1879*632*22819*572594*841*6SMD LED1, High Brighness SMD LED, Optical decay is less than 5% per year2, The LGP ... and strictly follow IEC,UL,GS,EU electrical safety standard . LED snap frame super slim light box