USP1A56573

The Wireless Mouse N3901A uses 2.4 GHz wireless technology which lets you enjoy free control without disordered cables. The 1000 dpi optical sensor provides smooth and precise tracking. It comes with a tiny USB receiver that can stay in your computer - plug it in and forget it. Additional features include both Back and Shift keys to allow for easier web browsing and an integrated On/Off switch to conserve battery power when not in use.
Mfr#: 57Y6573

New Logitech Darkfield Laser Tracking works on more surfaces than other mice--even on glass, Tiny Logitech Unifying receiver stays in your computer--plug it in, forget it, even add compatible wireless devices without multiple USB receivers, Flexible recharging system for easy charging through your computer or a power outlet, even when you're using your mouse.
Mfr#: 910-001105 / 910001105

This compact mouse features 2.4GHz wireless technology for cord-free use and advanced optical technology for precise tracking, even without a mouse pad.
Mfr#: 910-002454 / 910002454