1) screens can be made thinner and we watch some LCD monitors can be seen lined with few filiform CCFL lamps, in order to make the screen even glow, you also need to add some other devices, this can't be an very thin and different backlight, LED backlight itself is Planar light emitting material, no need to add other devices.

2) does not yellow like dimming CCFL fluorescent lamps and fluorescent lamps, long ages, so the traditional laptop screen yellow darkening after two or three years, LED-backlit screen service life is much longer, at least two or three times.

3) more power LED is a semiconductor, working at low pressure, simple structure, low power consumption.

4) mercury in greener CCFL lighting has a great deal of pollution to the environment, and harmless recycling has a great deal of difficulty.