Model: SC-MD-MF127 Type: Wired optical mouse Connection type: Wired Interface: USB Cable length: 1.35M Battery: none Sensor： Resolution: 800DPI Button NO.: 3 Button Size: 94*52*34mm Weight: Color: Black MOQ: 5000~10000PCS Overprint logo：can Processing customization：no Features: * Elegant and Ergonomical Body design. * System : Windows 9X/2000/XP/ME/NT4.0/Vista/7/8 for 32/64Bit. Detail price or more information ,pls contact me (sale manager :Candy ) Email address :sale01@scivas.com Skype ID : plastic-card