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