SpecificationsColor: whiteSize: 420x120mmVoltage: 36VLight color: white lightLight source type: 16 LED lampsControl method: touch controlAttachment method: clipPackage includes1 x reading lamp1 x USB charging cableEye-caring LED lampsLight sourceBedside clip lamp bed white power cable with LED lamps, LED clip desk lamp can emit natural and flicker-free light that will not harm or strain your eyes. Perfect for reading, studying, working, drawing, sleeping and so on. Reduce eye fatigue and protect eyes3 brightness adjustable to best suit your needs. Simple touch to select color temperature and long press to adjust brightness.The freely rotatable tube can be rotated 360, giving you the best viewing angle. With the non-slip silicone pad on the base, it can also be placed smoothlyClip-on design with non-slip clip base or bracketThe maximum width the clip can open is 6 cm. You can mount this reading lamp in many positions such as book, desk, bed headboard, shelf, bookshelf, wardrobe, music stand, piano and computer. You can also place it on a table as a regular table lampWide range of uses: LED clip-on reading lamp USB provides an even and wider evenly diffused lighting area than other led book lamps, perfect for college dorm, office, bedroom, children's room, kindle for reading, studying, etc.