Detailed Product Description ProductCMH-36012.4G 6D Wireless Optical Mouse + Mini USB receiverColorGreenRedYellowGrey Interface USBResolution500/1000DPI Operating Frequency2.4GHz ,16 channelDistance 6~10MetersPower Supply1*AA Batteries Max consuming Current25mA1.5V Working on White surfaceSwitch life1 megatimes Compatible IBM, APPLE, WIN 98 / 2000 / XP or Above.