CG0240B Features Ideal for lighting the notebook in the dark Plug-and-play capability, no external power required Equipped with 10 individual LEDs Super bright with low power consumption Flexible metal tube to light up your notebook at any angle Compact size & lightweight for ease of carrying General Specs Interface USB2.0 LED Brightness 2500mcd/30 LED Quantity 10 Metal-neck Length 300 mm Voltage 5V Compatibility Notebooks, PCs