Logitech Signature M650 L Full Size 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. Customize the side buttons for your favorite shortcuts with Logitech Options+. 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.** *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 conditionsLogitech Signature M650 L Full Size 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. Customize the side buttons for your favorite shortcuts with Logitech Options+. 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.** *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