‎4.66 x 2.42 x 1.51 inches

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Lightest, Zero-Compromise Miniature Mouse: 10% Smaller Than the Viper and lighter at 61g, with a 8500 DPI optical sensor befitting the most serious gamers without the need for drilling holes in the chassis like competitor mice
Faster Than Traditional Mechanical Switches: Razer optical mouse switches uses light beam-based actuation, registering button presses at the speed of light for absolute control