Features: 【14 Lighting Modes】Click the switch button to set the light mode.  【USB Plug And Play】The operation is simple and convenient, no driver needed.  【High Sensitivity】Encryption-woven fabric surface, faster response.  【Non-slip】The bottom is made of natural rubber, soft, comfortable and non-slip.  【Adjustable Brightness】Support two kinds of brightness, you can adjust the brightness of the mouse pad according to the brightness of the room.  【Smooth Surface】This mouse pad designed with fine fiber braided material, the smooth surface allows more accurate mouse movement. keeping excellent speed and control during your work or game.     Specifications: Material: Natural Rubber.  Interface Type: USB.  Light Mode: 14 Lighting Modes.  Size: About 300x800x4mm/11.81x31.49x0.08in, 400x900x4mm/15.75x35.43x0.08in, 250x350x4mm/9.84x13.78x0.16in.     Package Included: 1 × RGB Mouse Pads.  1 × USB Cable.  1 x User Manual.     Notice: 1. Please allow 1-5mm error due to manual measurement. Please make sure you do not mind before you bid.  2. The colors may have different as the difference display, please understand