Detailed Product Description Both Hands 2.4G Wireless Mouse, Optical Mouse BM6004 for Laptop,Notebook,Desktop1.Mouse Size:95X65X36mm. 2.RF Receiver Size:18X14X6.5mm. 3.16 Channels,2XAAA Battery need. 4.Working Distance: 10--15m 5.5D Design,500/1000/1200 flexible DPI. 6.Working Current:<30mA,support Win2000/XP/Vista/Apple/Win7 System. 7.Both hand suitable.