Over 13 million DeathAdders sold. Over 10 years of awards to its name. The renowned ergonomics now also offer unlimited control thanks to dual wireless connectivity: super-fast Razer HyperSpeed Wireless or Bluetooth, plus 7 programmable buttons, including 2 new edge buttons. Features: Award-winning ergonomic design for maximum comfort: Over 13 million fans worldwide trust the DeathAdder's renowned shape, which has brought professional gamers more wins than any other mouse, including the triple world champion of League of Legends, Faker. Ultra-fast Razer HyperSpeed Wireless for unparalleled wireless performance: With the same Razer HyperSpeed Wireless technology from our top gaming mice, you can unleash your full potential here thanks to an ultra-low latency wireless connection. 240-hour battery life (2.4 GHz) for long-lasting performance: With a battery life of up to 240* hours with Razer HyperSpeed Wireless and up to 580 hours with Bluetooth, you won't need to replace the battery in this mouse quickly and can game for hours. *measured with an AA alkaline battery Second-generation Razer mechanical mouse switches for more durable, consistent clicks: With new, gold-plated contact points, the switches wear out less quickly and last longer: up to 60 million clicks, so you enjoy precise, consistent control. Razer's advanced 5G optical sensor with 14,000 DPI for ultimate precision: Enjoy fast, pixel-perfect accuracy with an improved sensor that registers every movement accurately and flawlessly. 7 programmable buttons for even more control options: Whether you're just setting up the essentials or going all out with advanced macros, you have full control at your fingertips with 2 unique edge buttons and 2 side buttons. Specifications: - 5G optical sensor with 14,000 DPI and a resolution accuracy of 99.4%. - Up to 300 inches per second (IPS) / 35 G acceleration. - Dual-mode wireless (2.4 GHz and BLE). - Razer HyperSpeed Wireless technology with support for two devices on one dongle. - Seven independently programmable buttons. - Second-generation Razer mechanical mouse switches capable of 60 million mouse clicks. - Ergonomic right-handed design. - Gaming-grade tactile scroll wheel. - True-adjustable sensitivity setting (default stages: 400/800/1600/3200/6400). - Integrated DPI and shortcut storage. - Uncolored 100% PTFE mouse feet. - Equipped with Razer Synapse 3. - Hybrid battery compartment for AA/AAA batteries (one type at a time). - Battery life: - up to 240 hours (2.4 GHz, 1000 Hz polling rate), 580 hours (BLE) with included AA battery. - up to 96 hours (2.4 GHz, 1000 Hz polling rate), 232 hours (BLE) with included AAA battery. - Dimensions (approximate): 127 mm / 5 inches (length) x 61.7 mm / 2.4 inches (grip width) x 42.7 mm / 1.7 inches (height) - Weight (approximate): 83 g / 2.89 oz (without battery)