16 LEDs with Eye-friendly Light Source: The LED clamp desk lamp has 16 LEDs, making it perfect for reading, learning, working, drawing, sleeping, etc. Reduce eye fatigue and protect eyes. 3 Modes Adjustment with Sensor: Long press the touch button controls the brightness and one press adjusts the color temperature 360° Adjustable Flexible Gooseneck: The rotatable tube can rotate 360° and provides you with the best reading angle. USB Rechargeable: Built-in 1800mAh battery allows you to use this mini LED lamp for up to 35 hours at low brightness level when fully charged. Clip-on design with non-slip clamp base or bracket: The maximum width that the clip can open is 5cm. You can clip this reading light in many positions on a book, desk, headboard, shelf, bookcase, cabinet, music stand, piano and computer. You can also put it on a table as a normal table lamp.