Features: 1.The mouse is wired, and it is directly connected to the computer with a wire, and it is very small from external interference. 2.The mouse has 6-speed DPI drive adjustment with a range of 200-10000, which can meet the speed requirements of different situations. 3.Using hard core sensor chip, 7?key function is complete, the operation is smoother and practical. 4.With a symmetrical design, the streamlined side and full back curvature can provide a good fit for the palm. 5.The lighting effects can be adjusted, and the scroll wheel and contour lights make the mouse look more exquisite. specification:Item Type: Wired Mouse Image Sensor: For Pixart PMW3325 Return Rate: 500Hz Key Number: 7 Keys DPI Adjustment: 200-10000(6 speeds DPI drive can be adjusted) How to Use: Plug and play PackageList:1 x Wired Mouse 1 x User Manual