1. Ultra lightweight design* (60g) for gaming on the go without interruptions. *Without battery: Its compact, portable housing makes it an ideal travel companion for gaming on the go. Thanks to its ambidextrous design, it offers effortless handling and maximum control—without compromising on craftsmanship.<br> 2. 2 Wireless Modes with HyperSpeed Wireless and Bluetooth: Enjoy extended battery life for work via Bluetooth and hours of gaming with a seamless, virtually latency connection using HyperSpeed Wireless.<br> 3. Up to 950 hours of battery life for even more performance: Built for the demands of gaming and work, this mouse lasts up to 950 hours via Bluetooth and up to 425 hours via HyperSpeed Wireless, so battery changes are rare. *Includes one AA lithium battery.<br> 4. 2nd Generation Mechanical Mouse Switches for enhanced durability and reliability: Featuring goldplated contacts, the switches are better protected against premature wear and now withstand up to 60 million clicks—delivering crisp, reliable actuation with every press.<br> 5. Optical 5G sensor with 18K DPI for maximum precision: Experience responsive, pixel tracking with an upgraded sensor that reliably captures every movement without spinouts.