Brand: Lenovo Model/PN: GX30M39704 Mouse Connectivity Technology: USB Gaming Mouse: Yes Type Of Sensor: Optical Number Of Mouse Buttons: 3 Scroll: Yes Max. Speed: 1000 Mouse Cable Length: 1.80 m Color: Black Dimensions (Height x Width x Depth): 33.8 x 62.3 x 111.3 mm Weight: 70 g Warranty For Individual Customer: 3