•Sensor technology: Darkfield high precision •Nominal value: 1000 dpi •DPI (Minimal and maximal value): 200-4000 dpi (can be set in increments of 50 dpi) •Buttons: 6 buttons •Scroll Wheel: Yes, with auto-shift •Horizontal scroll: Yes •Wireless operating distance: 393.7 in (10m) Warranty: 1 Year