3 Color Temperatures, Stepless DimmingOur reading lights have 3 color temperature levels of 3000k / 4500k / 6500k, combined with stepless dimming to meet your different lighting needs. Hold the switch for a long time to brighten / darken the brightness, short press to change the color temperature. It is clear enough for you to read. USB C Rechargeable Reading LightBuilt-in 600mAh Li-ion rechargeable battery and USB C port. The user-friendly reversible connector, making connections even easier. Without worrying about the orientation. Ease of insertion and smoother loading. The package contains a universal USB C charging cable, so it can be charged by laptop/computer, power bank, phone charger, car USB, etc. Eye protection and private reading space The reading lamp is made of 12 high quality LED lamp beads ( 6 cool white LEDs, 6 warm white LEDs ), No flickering and soft light, it can protect your eyes. While providing you with private lighting for your personal space without disturbing others. Adjustable Clip Reading LightThe adjustable clip light has two non-slip silicone pads integrated to prevent it from slipping during use. The maximum adjustment distance of the clip is 5 cm (1. 97 inches). This reading lamp weighs only 90g, portable and lightweight, can be attached to any book without adding too much weight. Lightweight and portable reading lamp This reading lamp desktop is foldable, small in size, lightweight, easy to store and carry. When you are in the dark or under an unreliable light source, it can be used as a lighting tool. Sturdy clamp block can stand alone or firmly clamp pocket book, eReaders, travel bed rail, chalkboard, light up keyboard etc. Product Model: 8027< /p> Battery capacity: 600 mAh Lamp power: 1. 8 W Output: DC5V 1A Product size: 88*40*220mm Single weight : 57g with package 99g Color box size: 70*50*115mm Related certification: FCC CE ROHS Product switch: three-level dimming and long press for infinite dimming Power display: four LEDs correspond to 100% 75% 50% 25% Number of lamp beads: 9 pieces 2835 4 pieces warm light 5 pieces cool white light