- Ideal Book Light: Featuring a color temperature of 3000 K, this LED book light offers a gentle warm white glow that effectively blocks 99.95% of blue light, safeguarding your eyes from strain and damage during late-night reading sessions. - Versatile Design: The flexible holder rotates 350° to achieve your preferred shape, while the head can tilt 180° clockwise or 90° counterclockwise for adjustable light direction. The convenient clip allows for easy attachment to books or serves as a bookmark, ensuring you can read anywhere. - Easy USB Charging: Equipped with a USB charging port, this reading light is ready to use. Simply connect it to a USB power supply, PC, power bank, or laptop—no extra cables required, making it perfect for on-the-go use. - Simple One-Button Control: The compact size of 10.5 x 4.7 x 1 cm (4.13 x 1.85 x 0.39 inches) features a user-friendly one-button operation. Switch between two brightness levels (50% and 100%) easily by pressing briefly or turn the light on and off with a long press. - Practical Use Cases: - Perfect for late-night reading without disturbing others, whether at home or while traveling. - Ideal for students studying in dimly lit environments, providing focused light on textbooks or notes. - Great for nighttime nursing mothers who need to read or check on their babies without bright overhead lights.