Split design with foldable storage, the weight of a mobile phone, the length of aluminum alloy lamp tube is 26cm, compact and portable, and also serves as a part-time power bank to reduce the burden on travel. Easy adjustment of rotating shaft design,180 rotation and adjustment at . The curvature light control structure is adopted to reduce the direct light and contrast glare on the screen, improve the brightness of the core working area, and create a soft field of view around the notebook. Dead weight only 195g,, portable and more comfortable. Infinite brightness can be adjusted at , with infinite color temperature cold light, warm light, yellow light, color temperature range & brightness to meet the needs of different scenes, and work, reading and entertainment not hurt your eyes. PRODUCT NAME:Laptop traveling light INPUT:DC 5V1A POWER BANK OUTPUT:DC 5V1A SCREEN LIGHT POWER:5W PRODUCT LIGHT SOURC:LED EXPLICIT FINGER:DAYS 90 COLOR TEMPERATURE:2800K-4000K-5500K BARE METAL WEIGHT:195G Colour:A:Black Material:ABS Package Contents: 1 * Laptop traveling light 1 * Chinese and English instruction manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.