DLAND Wired Vertical Ergonomic Optical Gaming Mouse,1200/1600/2400/3200 DPI, 6 Buttons for Computer,Laptop, Desktop, PC, Notebook etc

Package Contents Mouse*1 Instructions*1 System Requirements IBM compatible computer Windows:2000/ME/XP (x64) /Vista/7/8 Mac OS X (over V10.4) An available USB port Component Function Description 1.6 buttons:forward button,back button,left button,right button,middle button and DPI adjustment. 2.The light stays on for 3 seconds when switching DPI,1200 blue,1600 dark purple,2400 red,3200 light purple. Specification Button number:6 buttons Tracking System:optical USB cable length:1.8m Working voltage/current:5V/100mA Button life?5 million times Roller life?1.2 million turn Product dimensions?110*72*75mm Product weight?160±5g Resolution?1200-1600-2400-3200DPI Rate of return?125Hz