LOGITECH MOUSE CORDLESS MINI BLACK M-185

Plug and forget nano receiver
Logitech advanced 2.4 GHz wireless connectivity
Interface: USB receiver.Sensor technology: Advanced optical tracking
Supported OS: Windows vista, windows 7 and mac OS X 10.5 or later.3-year limited hardware warranty
The item is same,only the logo has been removed with the word "Logitech" .
Plug and forget nano receiver
Note : In case of Wireless mouse, the USB receiver will be provided inside or along with the mouse