Kensington Pro Fit Ergo Wireless Mouse-Black, Wireless, Bluetooth/Radio Frequency, 2.40 GHz, Black

Features. 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. Quiet Clicking. The flexibility of 2.4 GHz and Bluetooth 4.0 LE, with government-grade encryption. Plug & Play USB Connection. For smooth, non-disruptive operation. 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, pair it with your mouse, 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. 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.; Ergonomist-approved design positions your hand for improved comfort.; Built-in wrist rest and neutral grip supports, cushions, and positions the wrist for comfort and neutral hand alignment.; Dual wireless with 128-bit AES encryption security delivers the flexibility of 2.4 GHz and Bluetooth 4.0 LE, with government-grade encryption.; Quiet clicking makes for smooth and non-disruptive operation.; Five buttons (including forward and back) enhance navigation and productivity.; Three-mode power-saving switch allows you to toggle between 2.4GHz, Bluetooth, and Off for best battery life.; Three DPI settings (800/1200/1600) let you dial in the sensitivity and precision of your mouse cursor.