Great price for a Bluetooth mouse.
MS Designer Bluetooth Mouse:
Stylish, ultra-thin profile complements your desktop.
Clutter-free and reliable experience utilizing the latest in Bluetooth 4.0 technology.
Microsoft BlueTrack Technology gives you precise control on virtually any surface.
Ambidextrous design to provide comfort and control for either hand.
Bluetooth Low Energy® Compatible 4.0
Microsoft Windows 10 / 8.1 / 8 / RT 8.1 / RT 8
Microsoft Windows 10 Phone
Macintosh Mac OS X v10.9x-10.10
Device must support Bluetooth 4.0 or higher. Microsoft.com/accessories/compatibility.
32 feet (10 meters) in open air, up to 16 feet (5 meters) in office environment typical.
Nordic nRF51822 (Bluetooth Low Energy
2.4 GHz frequency range
Battery Type and Quantity
2 AAA alkaline batteries (included)
Up to 6 months
I have OW near work so I picked up one there for $14.25