High Performance 2.4G Wireless Vertical Ergonomic Optical Mouse, 800 / 1200 /1600 DPI, 5 Buttons for Laptop, Desktop, PC, Macbook - Black

High performance Wireless Ergonomic Mouse
Scientific ergonomic design encourages healthy neutral "handshake" wrist and arm positions for smoother movement and less overall strain.
800 / 1200 / 1600 DPI Resolution Optical Tracking Technology provides more sensitivity than standard optical mice for smooth and precise tracking on a wide range of surfaces.
Added next/previous buttons provide convenience when webpage browsing; the superior choice for internet surfers, gamers and people who work at length at the computer.
Enters power saving mode (power is cut off completely) after 8 minutes idle, press right or left button for it to wake. Product dimensions: 120*62.8*74.8 mm; product weight: 3.4 oz.
Package includes: 1 Anker Wireless Vertical Ergonomic Optical Mouse (2 AAA batteries not included),
1 x 2.4G USB receiver (in the bottom of the mouse),
1 instruction manual.
18-month hassle-free warranty.
Comfortable and classy.
Tired of using the traditional grip? Take a break from overly-clunky or uncomfortably tiny mice. The ergonomically-designed thumb rests and grips fit the contour of your palm for maximum comfort. 
Sleek and Sexy.
Turn heads with a futuristic design. Made for increased functionality and comfort, this mouse combines a handshake grip with easy-access buttons and three levels of mouse sensitivity (800 / 1200 / 1600DPI) for improved tracking.
Easy-access use.
Five buttons give you improved control over your computer's systems. Whether dragging and dropping, selecting large volumes of data, or casually gaming, this mouse provides a low-cost, effective solution for multiple computing needs.
Compatibility:
Windows 10 / 8 / 7 / Vista / XP / 2000
Linux
Mac OS X (The previous/next page thumb buttons are not recognized on the Mac OS X.)