Connectivity Technology: Wireless
Interface: 2.4 GHz
Movement Detection Technology: Optical
Buttons Qty: 3
Movement Resolution: 1200 dpi
Features: Ambidextrous design, right and left-handed, on/off power switch
Included Accessories: 1 AA battery
Manufacturer Selling Program: Lenovo Campus
Battery Type: AA type
Limited warranty – replacement – 1 year