LOGITECH M185 Mouse optical wireless 2.4 GHz USB wireless receiver grey

Logitech Wireless Mouse M815 is a simple, reliable mouse with Plug and Play wireless. You get the reliability of a cord with wireless convenience and freedom - fast data transmission and virtually no delays or dropouts. You'll enjoy the high quality and reliability. The tiny nano receiver works right away without software and is small enough to leave in your USB port, so you won't lose it. And on top of that, this comfy, contoured mouse treats your hand right.
Product Description: Logitech M185 - mouse - 2.4 GHz - grey | Device Type: Mouse | Connectivity Technology: Wireless - 2.4 GHz | Colour: Grey | Wireless Receiver: USB wireless receiver | Movement Detection Technology: Optical | Features: Nano wireless receiver | Battery: 1 x AA type | OS Required: Linux Kernel 2.6 or later, Microsoft Windows Vista / XP / 7, Apple MacOS X 10.5 or later | Microsoft Certification: Compatible with Windows 7 | Manufacturer Warranty: 3-year warranty