Wireless mouse powered by 2.4GHz technology for highly efficient wireless connectivity HyperSpeed Wireless technology enables low-latency connectivity, even in environments with significant interference Ambidextrous design allows convenient use for both right and left-hand users Razer Focus Pro 30K optical sensor with 30,000 DPI of maximum sensitivity, guarantees excellent level of accuracy and smooth tracking on various types of surfaces including glass Six programmable buttons help you get things done quickly Razer Mechanical Mouse Switches Gen-2 with 60-million click lifespan and gold-plated contact points ensure a highly durable use On-mouse DPI control located on the top of the mouse lets you easily switch between 5 DPI levels or make other adjustments Lightweight design for convenient and maximum control Uses just a single AA battery and offers up to 280 hours of battery life (depending on usage)