Compact and stylish design
Easy to install, plug & play
Advanced optical sensor technology
High precision
Works on most surfaces
Interface : USB
Resolution  : 1200dpi
Tracking : Optical
Button strokes life : 3 million cycles
Voltage : 5V, 100mA Max.
OS compatibility : Windows XP / Vista / 7 / 8 Mac OS or Anroid OS
Dimension : 102 x 62 x 37 mm (W x D x H)
Weight  : 80g