Features: 100% brand new and high quality Just press the DPI button on the back of the steering wheel to switch from pixel level precise positioning to flexible operation. Ergonomic design is adopted, and there are groove curves in line with the hand shape on the left and right sides to ensure that players are not tired after long-term use. The surface adopts skin like material technology, which is sweat resistant and anti-skid. When using the mouse, you can get a more comfortable hand feeling and reduce the influence of hand sweat on the operation of the mouse. The full-size symmetrical design is adopted, which can be used comfortably by both left and right hands to meet the use preferences of different players. Colorful cool breathing backlight, more cool light effect, give you a different experience. Package Includes: 1 x Computer Mouse Specifications: Material:ABS IC: 725F Resolution: 1200-1600-2400-3200-4800-7200 CPI (X and Y direction) Wired Optical MOUSE Compatible with Windows 98/2000/XP/VISTA WIN7/WIN8/WIN10 Weight: about 13210 g Switch: 7 switches Wire specifications: OD3.2 all black braided wire magnetic ring, exposed length 1.5m, 4P, Upper cover/lower cover/middle shell/roller/button: ABS Luminous mode: 12 (luminous effect) +1 (turn off the light and press the first dpi for 3 seconds, switch the light effect according to the second dpi) note: Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you