Microsoft Designer Bluetooth Mouse 7N5-00001 - Black

Enjoy sleek looks with modern connectivity using the Designer Bluetooth
Mouse. This sleek and stylish mouse features an ultra-thin profile that
perfectly compliments your desktop and connects via Bluetooth 4.0
technology, providing a reliable connection and wireless freedom for a
clutter-free desk that isn't overrun by wires and dongles. BlueTrack
technology gives you the power of optical with the precision of laser,
so you can use the mouse on almost any surface, while its design
provides ambidextrous versatility for all users. The mouse uses 2 AAA
batteries with up to a 6 month battery life so you can confidently use
your mouse without having to worry about changing the
battery.