Connectivity: wired USB

Number of buttons: 3

Button lifespan: 1 million clicks

Button strength: 65+/-5g

Optical Sensor Precision: 1600 DPI

Product size : 116.5(L)x37(W)x62(H)±0.5mm

Rated voltage / current: DC 5V /<100mA

Operating platform: Windows XP/ Vista/7/ 8/10