LED Module: 1.Light source: super bright SMD LEDs 2.High Reliability 3.Competitive Price,Quick Deliver 4.CE, ... Module ,the feature as follows;1.adopt high brightness SMD LEDs as light source, 2.use ultra-thin PVC or aluminum ... energy, no pollution, long working life,6. widely use for backlight of advertisment, channel letter signs, light boxes, billboards, architectural decoration ...