With its built-in wrist support and neutral grip, the ergonomist-approved Pro Fit Ergo Wireless Mouse positions your hand for improved comfort. Features include dual wireless (2.4 GHz and Bluetooth 4.0 LE) with 128-bit AES encryption security, quiet clicking, five buttons (including forward and back), a replaceable receiver, a three-mode power-saving switch, and three DPI settings (800/1200/1600). In the event the receiver is lost or damaged, simply purchase a new one, pair it with your mouse, and you're all set.

Features include:

• Ergonomist-Approved Design: Positions your hand for improved comfort.
• Built-In Wrist Support and Neutral Grip: Supports, cushions, and positions the wrist for comfort and neutral hand alignment.
• Dual Wireless: The flexibility of 2.4 GHz and Bluetooth 4.0 LE, with government-grade encryption.
• Five Buttons (including forward and back): Enhance navigation and productivity.
• Replaceable Receiver: If your receiver is ever lost or damaged, simply purchase a new one (Part number: K75223WW), pair it with your device, and you’re all set.
• Three-Mode Power-Saving Switch: Allows you to toggle between 2.4GHz, Bluetooth, and Off for best battery life.
• Three DPI Settings: Let you dial in the sensitivity and precision of your mouse cursor.
• KensingtonWorks Customization: Free downloadable software provides a personalized experience, giving you the ability to assign a variety of functions (including shortcuts) to the buttons, and adjust cursor and scrolling speed.
• SmartFit - Comfort Made Easy: This product is designed to comfortably fit users with small to medium-sized hands.
• Compatibility: macOS 10.14 or above, Windows 7 or above