The Targus Wireless Stow-N-Go Rechargeable Mouse is the only 27MHz mouse in the Stow-N-Go Mouse product line. This latest wireless technology offers 800-dpi high-tracking resolution which provides extremely precise cursor movements. This mouse is highly portable and includes a small, thumb-size USB receiver that doubles as an on/off switch when stored. This compact receiver also tucks inside of the mouse for easy travel. The Wireless Stow-N-Go Rechargeable Mouse charges via the USB port and can recharge while in use, no more dead batteries. Simple to use and easy to transport, this mouse requires no drivers or software simply plug and play. This is an ideal wireless mouse for mobile users.