A Logitech exclusive, the G5's 36-gram adjustable weight cartridge gives you thousands of variations on balance and weight—including one that´s perfect for your unique gaming style. Polytetrafluoroethylene (PTFE) gaming feet provide the ultra-smooth glide you want in a gaming-grade mouse, while the 2000 dpi laser engine sends out an astounding 1000 USB reports per second for precision response at blinding speeds.  Logitech´s SetPoint software allows you to customize your mouse with advanced features such as game detection and in-game adjustable sensitivity (including independent x- and y-axis settings).