Logitech G G502 X Gaming Mouse - Optical - Cable - Black - USB - 25600 dpi - Scroll Wheel. Now, incredible speed and reliability, as well as precise actuation, are one. With HERO 25K sub-micron sensor, redesigned reversible/ removable DPI-shift button, updated scroll wheel with dual hyper-fast and precise ratchet modes, and thin-wall molding and lightened scroll wheel to reduce weight.
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