Microsoft Modern Mouse  
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Original price was $49.99, current price $44.99  

$44.99 Special pricing for eligible students, parents, teachers and military. May not be combinable with other offers.

Tech specs

Connection interface Bluetooth 4.0
Wireless frequency 2.4 GHz
Wireless range 32.8 feet (10 meters) in open area and 16.4 feet (5 meters) in office environment
Mouse tracking system Microsoft BlueTrack Technology
Imaging rate Dynamically adaptable to 4000 frames per second
X-Y Resolution 1000 points per inch (39.4 points per millimeter)
Tracking speed Up to 30 inches (762 millimeters) per second
Mouse button features 2 buttons, left and right click
Design features Metal scroll wheel
Scrolling features Detent scrolling
Operating systems Microsoft Windows 10 / 8.1 / 8
Dimensions 4.53 x 2.52 x 1.32 inches (L x W x H)
Weight 3.21 ounces (including batteries)
Battery Type: 2 AAA alkaline battery (included) Battery life: Up to 12 months