Model: SC-MD-MW517 Type: 2.4G Wireless mouse Connection type: 2.4G Wireless Interface: Mini USB Receiver Operating distance: 10M Battery: 2*AAA Sensor：Resolution: 800/1600DPI Button NO.: 3 Button Size: 95*56.5*37.5mm Weight: Color: Optional color MOQ: 3000PCS Overprint logo：can Processing customization：can Features: * Default dpi switch(800-1600). * Switch Life: 5,000,000 times. * on/off button. * With appearance Patent and Technology Patent. * There is a intelligent power-save LED at the end the mouse, can turn-off the Power automatically. * The Nano Receiver can be stored into the mouse, easy to carry. * If the batteries do not have enough power, there will be flashing LED alarm. * When the receiver is disconnect with the computer or the computer is shut down, the mouse will turn off the power automatically. * New Wheel Design, beautiful and Elegant. * 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