Wireless optical mouse 1) topdesk mouse, air mouse,optical mouse presenter 2) Good hand feeling 3) custom logo Wireless optical mouse Model: V-860Function:Laser ... on the desktopBuilt-in flash memory optionalTechnology: radio frequencyPlug-and-play, no driver requiredControl distance:10m/32feetBattery type: ... system: Windows 98, 2000, 2003, ME, XP, Linus and Mac OS, VistaPackingGift box40pcs/ctn