"Features * Light Weight, compact and very convenient to carry anywhere. * Reliable, Tough and Smooth Metal corrugated pipe enables to turn toward any direction. * Need none of External Electric Supply, directly fetch electricity from USB output. * Power consumption less than 40 mA. * Long Life LED that can work for more than 8,000 Hours under any conditions. * High-Bright White LED can ensure clear view at Night and do not effect other people all around. * Work in complete privacy with your laptop without disturbing others * Powered directly from a USB port * Lightweight and easy to use just plugs straight in! * Sturdy but flexible power cord allows the light to be positioned in any direction * No software required * Cord coils for easy portability * Contains Class 1 LED Specifications * No batteries/ external power required * Plug and play * Bulb free LED design long lasting beam of light * Compact design is a perfect accessory for notebook computer user. * Flexible neck stays the way you need it * Boxed-product weight: 350 g * product only Weight: 50 g