WIRELESSSPECIFICATIONHigh precision Optical Mouse1200 DPI Optical Engine10 Meter Connection LengthBattery 2xAAA For Mouse (not included)USB Nano receiverCan Enter Auto Sleep mode, Which Can Also Save Battery LiftSystem Compliance Windows10 / 8 / 7Color:Black, Blue, Whiteขนาดและน้ำหนักProduct Weight:49gProduct Size:4*6*10cmPackage Weight:67gPackage Size:8*10*17.5cm