2.4GHz Wireless Optical Mouse/Mice + USB 2.0 Receiver for PC Laptop£»

Specifications:
2.4Ghz Wireless Optical Mouse.
Three DPI:800,1200,1600.
Scroll easily in any direction.
Nano Mini Receiver.
Built-in Energy Saving system.  
Wireless Technology works on most surfaces.
Mini Receiver can be contained and easy to carry.
Effective: 2.4GHz wireless transmission up to 10 metres operating distance. 
Intelligent connectivity, No Need to Code, Plug & Play.
Power: 2 x AAA Batteries(Not Included).
Compatible with win98/2000/XP/Vista,MAC,Linux,Windows 7/8.
Color:Black.

How to use:
Step1: Open the Battery Cover(Underneath the Mouse), Install 2pcs Alkaline AAA Batteries.
Step2: Take out the USB Nano Dongle, and close the Battery Cover.
Step3: Plug the USB Nano Dongle in the USB Port.
Step4: turn the Power Switch Button to "ON" (Underneath the Mouse).
Then the mouse will connect with the dongle automatically and start working.

package content:
1x 2.4G wireless mouse 
1x wireless receiver
no retail packing