Razer 8000Hz 8KHZ Technology 8x faster than any other gaming mice: With a true 8000Hz polling rate, the mouse can communicate its position and clicks to your PC at up to 8000 times a second—for near-zero input latency and a level of speed you’ve yet to experience. Razer Focus+ 20K DPI Optical Sensor for cutting-edge precision: With new intelligent functions such as motion sync and asymmetric cut-off, our sensor flawlessly tracks your movement with zero spinouts, allowing for crisp response and pixel-precise accuracy. 2nd-gen Razer Optical Mouse Switch for actuation at the speed of light: The improved polling rate maximizes the switches’ potential so that they register up to 8x faster —providing quick, clean execution for up to 70 million clicks with zero unintended double-clicking. 71g lightweight design for swift, effortless control: Its agile form factor is extremely easy to handle and comes at no compromise to its build strength, allowing for deft control that feels like a natural extension of your hand. Advanced On-board Memory for personalized settings wherever you go: Be ready to compete anywhere with up to 5 stored profiles that give you access to optimal keybind layouts, macros and double the inputs via the Razer Hypershift function. Razer Speedflex Cable for minimal drag and fluid swipes: Woven for greater flexibility and designed to produce minimal drag, you’ll be able to perform quicker, smoother swipes for tighter mouse control.