1. Luminous Gaming Mouse: mechanical feel, cool lighting. Luminous gaming mouse, comfortable feel and faster response. 2. Switching Adjustment: four levels of can be adjusted at will, 1200-1800-2400-3600DPI, the value can be switched at will by pressing the button. 3. Suitable for All Kinds of Planes: The needle light technology is carefully created to make the cursor move smoothly on the surface, glass surface and fur surface. 4. Gaming Optical Sensor: This gaming mouse provides high-performance optical sensor. The gaming mouse has great durability and extreme responsiveness. Model: G7 Type: Optical Mouse Connection with computer: wired Interface: USB Photoelectric resolution: 1200-1800-2400-3600DPI (adjustable) Wheel direction: Two-way scroll wheel length: 1.5 Product weight: 138g Product size: about 125X63X35mm/4.92X2.48X1.38inch Colour:silver-grey Material:Plastic+braided wire Package Contents: 1 x Wired Mouse Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.