Description: 1. No screen glare. It has an asymmetrical optical design, which only illuminates the table, not the screen, and avoids glare. 2. Customizable illumination. Light brightness can be adjusted between 10% and 100%. For the color temperature, there are warm white, natural white and pure white to choose from. The memory function can memorize the light color and brightness, which can be adjusted freely and easy to maintain personal settings. 3. Easy to install and use. No screws or tape are needed to damage the monitor. The clip is suitable for monitors with a thickness of (about 0.4-1.2cm/0.16-0.47inch). The lamp can be used with computer USB ports, mobile power supplies and others with USB outlets. DC 5V electronic equipment. 4. Save desktop space. Space-saving design allows your computer monitor to light up stably on top of the screen, saving valuable desk space, perfect for a workspace limited to office or home. 5. Eye care. The 3 color temperature options that provide focus and comfort. Warm light enables relaxing cold light work, improving work efficiency. Adjustable brightness level makes the workspace easy on the eyes. Specifications: Features: Lights off at 60 minutes, stepless dimming, quick play mode, tri-color temperature setting, light source asymmetrical, type-c interface. 33CM pendant lamp parameters: Switch type: touch type Key touch switch products Light source: LED(2835*48*0.5W/LED ) Material: ABS product Color: white/black Rated power: 5W Rated voltage: 5V/1A Luminous flux (lm): 249lm Color rendering index : &gt; 85 Color temperature: 3000/4000/6500K (three colors adjustable) Packaging: color box Product weight: including color box 230 grams Product size: 330* 83*29mm Packing size: 335*93*31mm 50CM pendant lamp parameters: Switch type: touch type Key touch switch product light source: LED(2835 *78*0.2W/LED) Material: ABS Color: white/black Rated power: 5W Rated voltage: 5V/1A Certificate: Quality inspection report< br>Luminous flux (lm): 201ml Color rendering index: &gt; 90 Product color temperature: 3000/4000/6000K (adjustable in three colors) Packaging: color box Product weight: 800 grams with color box Product size: 500 *65*104mm Packing Size: 535*95*120mm Package Include: 1*LED Desk Lamp 1*USB Cable 1*User Manual 1*Certificate