The desk light adopts a double-head design, which can be unfolded into a straight line. Also, the lamp heads can be swung up and down from 0 degree to 180 degrees. Double head and foldable design not only provides you with a greater range and angle of illumination, but is also easy to store and carry. The piano light is equipped with a smart LED display for temperature, time and date. You can press the on/off button on the back of the lamp to turn the display on/off. In addition, the thoughtful pen holder design allows your piano light to not only store pens, but also to be used as a phone or tablet stand.This LED desk light is designed with touch-sensitive switch, you just need to touch the switch button to turn on/off the lamp or adjust the brightness. Also, it has an automatic memory function so that when you turn on the lamp again, it will not revert to its default value. The office lamp uses 40 lamp beads, soft light, uniform, no visual stroboscopic, no blu-ray hazards, which is your good partner for work and study. 3 color modes (3000K-6000K) and stepless dimming make your reading and learning more comfortable. The desk lamp is equipped with a 4000 mAh battery and a USB charging port. You can charge the lamp by plugging it into a computer, power bank or socket via a dedicated USB charging cable. we also provide 7*24 hours online consultation, so if you are not satisfied with anything, please let us know.