Razer's Deathadder V4 PRO is a deadly weapon in the right hand. It barely tips the scales at just 56 g, so you can move it effortlessly. Razer Hyperspeed Wireless Gen-2 is ultra-fast, so everything you do registers instantly. For precise aim, there's the Focus Pro 45k Optical Sensor Gen-2 with up to 45 000 DPI.And the Optical Mouse Switches Gen-4 will never let you down. They are tactile, fast and durable enough to handle over 100 million clicks. Good to know - Even the scroll wheel is more precise - it uses an optical sensor for accurate tracking - With up to 150 hours of battery life, you can worry about winning, not charging - Enabling Razer HyperShift allows you to activate a secondary button profile at the press of a key, practically doubling your custom buttons - When you unplug the mouse, it saves your Razer Synapse profile in the onboard memory for the next time you use it - The time-proven, ergonomic design helps you stay comfy and accurate during long matches