Razer RZ01-00350200-R3U1 Imperator Expert Mouse

The new Razer Imperator is outfitted with an ultra-precise 4G Dual Sensor System, that makes use of both a laser and an optical sensor to enhance tracking precision by calibrating to different surfaces and allowing adjustment of liftoff tracking distance. Add to that an improved rubberized side grip to provide maximum comfort and control, ensuring you're geared to win all the time.