Specification [2000 mA - three-block dimming] Light Type: Touch Mounting: Clip. Touch installation method: clip The package includes 1 reading light, 1 USB charging cable, and 1 charger. LED with eye-protecting light source bed clip lamp White power cord with LED light, LED clip-type table lamp can emit natural non-flickering light, no eye damage, no fatigue. Perfect for reading, studying, working, painting, sleeping, etc. Reduce eye strain and protect your eyes 3 adjustable brightness 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. There are non-slip silicone pads on the base, and the clip design can also be placed smoothly. Base or stand clips with anti-slip clips have a maximum width of 6 cm. You can install this reading light in many places, such as books, desks, bedside tables, bookshelves, bookcases, wardrobes, music stands, pianos and computers. You can also place it on a table and use it as a regular desk lamp. Compared with other LED book lights, the LED clip-on USB reading light provides a uniform, wider and evenly distributed lighting area, which is ideal for student dormitories, offices, bedrooms, children's rooms, reading, night study, etc.