Logitech 910-005873 (910-005869) Ergo M575 Wireless Ergonomic Trackball Mouse

Logitech 910-005873/910-005869 Ergo M575 Wireless Ergonomic Trackball Mouse<br /> * Logitech Advanced Optical Tracking<br /> * Precision Scroll Wheel<br /> * Bluetooth or USB Receiver: 10m Wireless Range<br /> * 5 Buttons (Left/Right-Click, Back/Forward, Scroll-Wheel with middle click)<br /> * DPI value: 400, Up to 2000 dpi<br /> * Battery type: 1 x AA battery (included)<br /> * Up to 20 Month Battery life with Bluetooth, Up to 24 Months with Unifying Reciever<br /> * 1-Year Limited Hardware Warranty<br />