2.4GHz Wireless Left-Scroll Mice Mute Cute High Precision Optical Mouse with 500/1000/2000 DPI for Women and Girls Left Scroll wheel design,Smooth and precise wireless optical mouse for laptop, desktop and netbook PCs 2.4 GHz wireless provides a powerful, reliable connection,the nano receiver is stored within the mouse Unique technology and appearance design,with 500/1000/2000 DPI,best for women and girls Powered by one AA battery (not included) Support system: Win98/2000/XP/Vista/7/8/10, Linux, Mac, Andriod