This TeckNet wireless mouse in purple is a reliable and functional choice for your computer needs. With its optical tracking method, you can navigate your screen with ease. The mouse has been tested and is in working condition. Its model number is EWM01002 and it is a standard type mouse. The connectivity is wireless, so there are no pesky cords to worry about. This mouse is a great addition to any office or home computer setup and is sure to last you a long time. NOTE NOT AA BATTERY INCLUDED