... led backlight ultra bright,low energy consumption thickness3.5mm,Size&shape can be customized CE&RoHS,IP65,warranty 3years led ... standard Long-life, life up to 50,000 hoursAluminum board, ... to buy is easy,you can use large power supply to drive multiple LED ... LED panel light efficiency increased by 20% Disadvantages:drive power is difficult to get,need constant current drive (hard to match a variety of ...