Portable Computer Mouse Laptop Mouse Optical Mouse Wired USB

Mouse features one:      1.built-in mouse memory,no recoding is needed after battery replacement.  2.Intelligent Power-saving technology,the service life of one alkaline battery is up to six months  3.Intelligent connectivity,no need to code,plug-and-play.(Note:You should plug the receiver on the computer USB Interface before using)  5.Ergonomically designed,comfort grip.  6.Dormant class control and more power-saving hibernation connectionless.  7.Shortcut button can be used to browse the Internet or applications, easily on the toolbar "forward" and "backward" function    Cautions:1. Operation distance is closely related to the environment.2. The mouse will shut off automatically and enter sleeping mode for saving power when it's not used for a long time. To wake it up, press the right or left button.