Feature: 1. The asymmetrical optical design only illuminates the desktop, not the screen, and will not damage them even if used for a long time.2. Directional wide-area lighting: The long strip light illuminates the desktop at an oblique angle, allowing you to clearly see the entire desktop, keyboard and other items, which is very practical and useful.3. High quality: using 68 high-quality LED lights, no blue light damage, very safe and reliable.4. Adjustable brightness: Long press to adjust the brightness, you can adjust to a brightness mode that makes you feel comfortable.5. Easy to install: It adopts a triangular shaft fixed installation design, which can be installed quickly without any tools. Specification: Project Type: Electronic Reading LED Light - Material: ABSColour: Black - Power: 3WLight source: LEDPower source: Computer USB power supply (or can use mobile phone charger 5V 1A)Color temperature: Three colors of positive white light, warm white light and natural white (adjustable)Lamp length: 26cm - Packing specification: Length 275*width 60*45mm - Single set weight: 135g - Installation method: Hanging type (suitable for 5-10MM thick laptop screen) Package Included: 1 * Electronic reading LED light1 * Small storage bag1 *User manual