59G ULTRA-LIGHTWEIGHT DESIGN — With one of the lightest ergonomic esports mice ever made, experience the speed and control that the best players in the world prefer. The flawless tracking performance of the FOCUS PRO 30K OPTICAL SENSOR on a wider range of surfaces, including glass, is bolstered by intelligent functions for improved aim and control. GEN-3 OPTICAL MOUSE SWITCHES — The mouse has the dependability and speed designed for esport, with features like a blistering 0.2ms actuation with no debounce delay and an enhanced 90-million click lifecycle with no double-clicking problems. 8K Hz HYPERPOLLING TECHNOLOGY: For almost zero input latency, the mouse can send its position and clicks to your computer up to 8000 times per second. ERGONOMIC FORM— The recognizable Razer DeathAdder shape was created in collaboration with leading esports professionals.