This innovative lamp features independent lighting for the front and back, controlled by a touch switch at the end of the lamp head (right for main light, left for back light). The light intensity is continuously dimmable, and various levels of color temperature can be selected (sequence On / 1 / 2 / 3 / Off). The lamp is suitable for screens with a thickness of 0.5 to 3.2 cm, and the lamp head can be rotated 270°. A USB cable (150 cm) is included, and the memory function saves your settings.