The seven-button mouse with an Avago 9500 LaserStream sensor has 6000 DPI
Zalman ZM-GM1 Gaming Mouse Driver helps users to fully customize the device's behavior. For starters, it guides you through assigning the 7 buttons, as well as the LED lights that the mouse has available.The mouse has 2 dedicated buttons that help the user to rapidly shift between 800 and 6000 DPI, and a stylish LED lightning that can be customized as well. You can set the intensity to low, middle, or high, the pulsation to off, slow, middle, or fast, but you can also set the lights on/off.
The other buttons can be set with a predefined or user made macro command, while the X-Y sensitivity, scroll and double-click speed can be changed as well. All these, above-mentioned options can be divided into 3 profiles.
This laser mouse uses high quality rubber feet that reduce friction, making it more accurate. It has customizable weight and is priced at around $50 (40 Euro).
This said, if you have the mouse already and need the driver, follow the link below.
Zalman ZM-GM1 Gaming Mouse Driver 1.00