Laptop PC Mice for Mac/Windows Specification: Brand: Logitech Model: M220 Connect With Computer: Wireless Applicable Models: Laptop Number Of Buttons: 3 Interface: USB Wireless Transmission Frequency: 2.4GHz Ergonomics: Support Operating Distance: 10m/32.81ft Power: 1 X AA Battery (Including) Size: 99 X 60 X 34mm/3.9 X 2.36 X 1.34'
