【Specifications】 Customize DPI Switch mode 1: 500/1000/2000/3000/6200 adjusted via the buttons of the mouse Customize DPI Switch mode 2: DPI can be adjusted freely by 100 from 100 to 12400 via programming software Polling Rate: Up to 1000 Hz; switchable: 125HZ/250HZ/500HZ/1000HZ (Default 500HZ) Buttons: 18 (18 out of 19) are customizable Tracking System: optical Interface: USB 2.0 full speed. 3.0 Size: 4.81 x 3.62 x 1.65 inches USB Length: 1.8M braided-fiber cable 【 Package Included】 1 X Redragon Impact Gaming Mouse