High-tech design, plug and play. Suitable for office, travel, or home use. Durable construction, light weight and easy to carry. Just plug it in USB port and it will light up immediately. Powered directly via USB port - no external power required. Flexible neck allows you to easily move to required position. For use with any USB compatible computer(any version). Perfect for both travelling or evening work, the LED light will illuminate your keyboard for use in low light conditions. Type: USB Lamp Voltage: 5V Lampshade Material: Plastic Lamp Holder Material: Metal Features: Plug and Play, Low Consumption, Easy to Carry Length: 36cm/14.17" (Approx.) Notes: Due to the light and screen setting difference, the item& 39;s color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x USB Lamp