LED modules are products that are composed of LEDs (light-emitting diodes) arranged together according to certain rules and then packaged with some waterproofing treatments. LED light-emitting modules are widely used products among LED products. There are also great differences in structure and electronics. It is as simple as using a circuit board and housing equipped with LEDs to become an LED module. Complex ones Just add some control, constant current source and related heat dissipation treatment to make the LED life and luminous intensity better. The LED backlight module mainly provides an average and high-brightness light source for the LCD panel;