Feature: 1. 3-Level Dimming & Night Light Mode: Simple touch control allows 3-level dimming with low, medium, and high brightness settings to suit various lighting needs. Ideal for reading or use as a night light during rest. 2. USB Rechargeable: Built-in 600mAh battery provides up to 10 hours of runtime on low, 6 hours on medium, and 5 hours on high brightness. Convenient USB charging for on-the-go use. 3. Compact Clip Design with Flexible Gooseneck: Clip securely attaches to desks, books, and more. Adjustable neck allows precise angle control for targeted illumination. 4. Flicker-Free LED Beads for Eye Comfort: Uniform, soft lighting with minimal glare, closely simulating natural light. Designed to reduce eye strain during prolonged use. 5. Warranty Support: If you have any issues, please contact the seller directly. We are committed to providing a satisfactory resolution. Specifications: Item: Book Light Main Material: PC and ABS Color: Black Battery Capacity: 600mAh Working Time: 5–10 hours depending on brightness level LED Count: 7 beads Power: 5W Color Temperature: 5500K–6000K (Cool White) Output: DC 5V/1A Control Method: Touch switch with 3-level dimming Product Dimensions: 30 x 4.3 x 2.8 cm Product Weight: 61g Package Contents: 1 x Book Light 1 x USB Charging Cable 1 x User Manual (English) Note: Slight variations in color or dimensions may occur due to lighting conditions or manual measurement. Thank you for your understanding. Package Information: Package Weight: 87g Package Dimensions: 11.6 x 7.1 x 5.3 cm