"Product details of Mouse A.tech OP1100
Interface: USB
Total no of Button: 3
Sensor: Optical
Power Consumption: DC 5V, <100mA
Resolution: 1000 DPI
Button Life: 2.5 million cycles
Cable Length: 1.2 meters
Net weight: 60g
Application: Desktop, Laptop
Tracking method: Optical
Type: Wired"