China E257384 backlight factory Overview The LCD screen itself does not emit light, so if you want to present a clear and flexible image on the LCD screen, you must illuminate the screen. This is the role of Es-501 LED TV Backlight for Tcl 55 Inch Lb5505 LED Backlight Strips. Backlighting is a form of lighting that is often used in LCD displays. The difference between the backlight and the...