Targus Compact Blue Trace Mouse (AMU75EU) - Resolution: 1000 dpi, Material: Plastic, Exterior Dimensions: 8 x 4.5 x 2.5cm, Weight: 0.04 kg, Connectivity: USB, Works With: Windows 10, 8.1, 8, 7, XP, Vista, Mac OS X v10.4&later, Color: Black