... choice of gamer and professional graphics. 1> 2.4G 5D wireless optical mouse.2> Working distance: 10M, with mini nano ... service life10 MillionLife time1 MillionSpecification of the transmission2.4G digital wireless transmissionTransmission distance10 metersColorAvailable in various colorsInput power One pairs ... ,2000,XP,2003,X64,VistaReceiverUSB 2.0Number of button5D funny 5D computer wireless mouse