Logitech Signature M550 Wireless Mouse Upgrade to smarter scrolling and more productivity with a mouse comfort-fit for your hand size and preference. You’ll work faster than ever before thanks to SmartWheel scrolling, silent clicks, and a contoured comfort design. Smartwheel Scrolling provides line-by-line precision for documents – and super fast scrolling for long web pages. Choose the right design for you – whether you have smaller or larger hands – and work long hours in comfort thanks to the computer and laptop mouse's contoured shape and soft-to-the-touch thumb area. Connect instantly via Bluetooth or Logi Bolt USB receiver. Work in peace and quiet thanks to 90 percent less click noise and Logitech SilentTouch technology*. Plus, work for up to 2 years on the included AA battery so you never have to worry about recharging your mouse.** Product details: Height x Width x Depth: 38.8 x 61 x 108.2 mm Weight (with batteries): 97.4 g Connectivity: Logi Bolt USB Receiver or Bluetooth Low Energy Wireless Technology System requirements: Windows 10, 11 or later, macOS 10.10 or later, Linux 4, Chrome OS 4, ipadOS 13.4 or later, Android 8.0 or later *Click noise reduced by over 90% compared to Logitech M185. Left click and typing dBA level measured by an independent lab at 1 meter **Battery life may vary based on user and computing conditions ***Device will be supported without adding additional drivers in Chrome OS and most popular Linux distributions **** Excludes receiver and printed wiring assembly (PWA) plastics, and packaging.