... can be adjusted to ensure accurate control.-2.4G technology, stable wireless connection.-Smooth metal roller-Very comfortable design.- ... : 10 x 5.5 x 3.2 cm-Weight: 125gPackage Contents1 x Wireless Mouse1 x ReceiverSpecifications:Rated working voltage: ... working current: 13mAColor: blue, orange, green,silver available 2.4G high precision infrared wireless mouse-(blue, orange, green,silver available)