Genuine Logitech M215 2.4GHz Wireless Optical Mouse with USB Receiver - Black (1*AA)
100% Genuine Logitech product - Model: M215 - Color: Black - 2.4GHz radio frequency wireless link - No software. No complications. Just insert the included battery plug the wireless Nano-receiver into a USB port and the mouse is ready to use - Compact Nano USB receiver can be hidden and stored inside the mouse - Wireless range: 25 meters - Powered by 1 * AA battery (included)