LEDs with eye care light source : bed clamp lamp bed white power cable with LED lamps, LED clampable desk lamp can emit natural and non-flickering light that does not hurt or strain your eyes. Perfect for reading, studying, working, drawing, sleeping and so on. Reduce eye fatigue and protect eyes 360 flexible gooseneck: 3 brightness adjustable to optimally adapt to 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 through 360 and offers you the best viewing angle. With the non-slip silicone pad on the base can also be placed smoothly Clip-on design with non-slip clamp base or bracket : The maximum width the clip can open is 3 cm. You can mount this reading lamp on many positions such as a book, desk, headboard, shelf, bookcase, wardrobe, music stand, piano, and computer. You can also put it on a table as a normal table lamp Micro-USB charging connection : LED reading light The integrated 600mAh battery and the USB charging cable ensure a long battery life. After 2 hours of charging for a full charge, you can use the light for up to 8 hours Widely used: LED clip on USB reading light provides a more even and wider, evenly scattered lighting area than other LED book lights, which is perfect for student dorms, offices, bedrooms, kids rooms, kindles for reading, studying, etc.