Model: SC-MG-MN839Type: Notebook mouseConnection type: WiredInterface: USBCable length: 0.8MBattery: noneSensor：Resolution: 1000DPIButton NO.: 3 ButtonSize: 75*35*30mmWeight: Color: Optional colorMOQ: 3000PCSOverprint logo：canProcessing customization：can Features: * Optical sensor engine. * suitable for small hand-type ladies and children. * 5,000,000 tims life buttons. * System: Windows 9X/2000/XP/ME/NT4.0/Vista/7/8, MAC OX, etc. Detail price or more information ,pls contact me (sale manager :Candy ) Email address :sale01@scivas.com Skype ID : plastic-card