The ambidextrous Rechargeable Wireless Optical Mouse from Targus offers RF technology coupled with 800 dpi resolution, allowing for accuracy and precision in mouse movements whilst at the same time providing an uncluttered desktop. An additional feature is that you can maintain continuous operation of the mouse and never worry about losing power again with rechargeable batteries and a USB charge cable that charges even during use. What makes this mouse mightier than most is that the RF receiver comes with a built-in 3 port hub, allowing you to connect extra peripherals to your laptop without the need to carry an additional hub. The receiver can be attached to the bottom of the mouse, making it very convenient for traveling..