"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. 18-month hassle-free warranty."