Over 15 million DeathAdders sold. Over a decade’s worth of awards to its name. Iconic ergonomics now comes with limitless control, thanks to dual wireless connectivity via ultra-fast Razer HyperSpeed Wireless or Bluetooth, and 7 programmable buttons including 2 new quick-access edge buttons. Featuring the same high-speed Razer HyperSpeed Wireless technology used in our top-tier gaming mice, unleash your true potential with an ultra-low latency wireless connection. Able to run on a single AA or AAA battery, the mouse’s hybrid battery slot gives you to option of longer battery life or lighter weight—all at an optimal position for balanced weight distribution. Whether you’re mapping out the essentials or going all out with advanced macros, have all the control you need at your fingertips with 2 unique quick-access edge buttons and 2 side buttons. With new gold-plated contact points, the switches are more resistant to degrading and have a longer lifespan of up to 60 million clicks. Enjoy responsive, pixel-precise aim with an improved sensor that flawlessly tracks your movement with zero spinouts. This wireless ergonomic gaming mouse glides smoothly across any surface with mouse feet made from the purest, highest grade of PTFE.