Compact & portable design is ideal for travel; Bluetooth(R) mouse fits perfectly with WIndows(R) 7/8/Vista/XP & Mac(R) OS X(R) systems; Allows users to work freely with no space constraints or wires, offering 30ft of wireless freedom; 1000dpi resolution provides responsive, smooth cursor control & easy text selection thanks to high-definition optical tracking; Optical sensor improves speed, accuracy & reliability without hassle of clogged mouse ball; Includes on/off switch & autosleep features to automatically maximize battery life when mouse is not in use;