[Various dimming book lights] The double-headed reading light has 8 LED lamp beads, which can be turned on separately or at the same time. There are a variety of modes to choose from, warm light/cold light/cold warm light, each mode has three brightness intensities: low/medium/high. Warm light is suitable for sleep, warm white light is suitable for relaxation, and cold white light is suitable for reading. [Eye-protection and easy-to-use] High-quality LED reading light with soft and bright lighting improves image clarity and reduces eye fatigue. When reading in the dark, you can protect your eyes and bring great comfort to people in the dark. Just touch the button on the head of the book reading lamp to adjust its brightness and color temperature between 2800K and 7000K. Long press the button for 2 seconds to set the color temperature, click the button to adjust the light intensity. [Gooseneck anti-slip design] The gooseneck of the music stand lamp can be flexibly and firmly rotated 360, creating more possibilities for use for orchestra brackets, tables or bedsides, books, digital readers with lights, and tablet keyboards. Angle adjustable 90 clip design and silicone anti-skid pad can effectively prevent sliding and protect your table from scratches. The reading lamp clip has a strong bite force, the maximum width is 1.57 inches, and the base can also be placed stably. [USB charging, long battery life] The book light supports USB charging. The red/green indicator light shows that it is charging. The USB cable is included in the package. The large lithium battery can be fully charged in only 1.5 hours, has low energy consumption and has a battery life of more than 12H-48H. It can be charged by mobile power, computers, laptops, chargers, etc. Compared with old-fashioned incandescent lamps, it has the advantages of high light output, long bulb life, and no heat generation. [High-quality materials and portability] The dimmable reading lamp is made of sturdy and durable ABS material, which has good heat resistance and flame resistance, scratch resistance and durability. The reading light weighs only 100 grams, and the mini version can be put in a pocket or travel bag. Widely used in student dormitories or children's bedside lamps. You can fix it on the bed, desk, music rack, cabinet, computer, laptop, folder, piano book, music rack, etc.