Anker 2.4G Wireless Vertical Ergonomic Optical Mouse Black

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 2.4G USB receiver (in the bottom of the mouse), 1 instruction manual.
Anker actively participates in the Mailback Program in the District of Columbia, USA, promoting easy and accessible recycling. For more information on recycling, please visit our page on the Think Dynamic website. Together, we can make a difference for a greener tomorrow.