Elecom 13062. Device interface: USB, Movement detection technology: Laser, Movement resolution: 1000 DPI. Cable length: 1 m. Windows operating systems supported: Windows XP, Windows Vista, Windows 7, Mac operating systems supported: Mac OS X 10.5 Leopard, Mac OS X 10.6 Snow Leopard. Compatible operating systems: Windows 7/Vista/XP Mac OS X 10.5-10.5.8, 10.6-10.6.3, Mouse dimensions (WxDxH): 53 x 98.3 x 37.9 mm