Voltage: 36V Light color: white light source Control method: touch Package includes 1 x reading light 1 x USB charging cable The LED cliP4-on desk emits a natural and flicker-free light that won't hurt or strain your eyes. Perfect for reading, studying, working, painting, sleeping, etc. Reduce eye fatigue and protect eyes 3 brightness adjustable to best suit your needs. Press the button once to select the color temperature, and long press to adjust the brightness. The freely twisted tube can be rotated 360 degrees to give you the best viewing angle. With the non-slip silicone pad on the base, it can also be placed smoothly CliP4-on design with anti-slip clip base or stand The clip can be opened up to a maximum width of 6 cm. You can install this reading light in many places such as books, desks, headboards, shelves, bookcases, wardrobes, music stands, pianos and computers. You can also use it as a normal desk on your desk widely: the LED clip on the USB reading light provides a more even, wider and evenly distributed lighting area than other LED book lights, ideal for student dorms, offices, bedrooms, children room, kindles for reading, studying, etc.