Product Parameters:Size: L125*W71*H38mmColor: blackOptical resolution: 1600dpi (dpi)Resolution adjustable: three and belowConnection with computer: 6 (key)Wireless transmission frequency: 2.4GHzNumber of keys: 6 keysInterface: USBOperating distance: 10 (m)The well-designed ergonomic hollow perforated shell, brings you the most extreme gaming experience.Reduces weight, improves heat dissipation, they provide ventilation to keep your palms cool and fresh.    Assures your long-session gaming without fatigue. You can change the backlight mode through the light adjustment button at the bottom.    And also you can turn the power off by adjusting the bottom to the position of “Off” and “ON".This gaming mouse has 3 DPI switchable stages (800/1600/3200), adjustable DPI, you can adjust it through the DPI button.    Its response rate can reach 1000Hz, it offers you an incomparable gaming experience.The mouse has two modes, Bluetooth and 2.4G wireless gaming mouse.    You can use it while charging.    It provides professional-level performance, stable Bluetooth connection, 2.4GHz data transmission technology with Mini usb receiver and stable 1.5m wire transmission.