5 Brightness Levels: HEMONNKAM reading book light features five brightness levels. Our book lights for reading at night in bed are equipped with five bright LED beads. The clip on reading light allows you to select your ideal brightness 3 Color Modes and Eye Protection: Our reading book light offers three color modes, amber (3000 K), natural (4500 K), and cool (6000 K). Three color modes of the clip on reading light, making it a good choice for book lights for reading at night in bed Rechargeable and Long Lasting: Our rechargeable reading light with a 500 mAh battery offers from 8 to 80 hours of continuous reading time, depending on brightness you set. The reading book light designed for who value and convenience Fashionable and Portable: With a streamlined design and premium texture attached, our clip on reading light is fashionable. Weighing 1.2 ounces (35 g), the reading book light is portable, as book lights for reading at night in bed offer suitable lighting Colour: Material: ABS+PC+metal Package Contents: 1 x Light 1 x usb line Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.