Logitech M535 3 Button Wireless Compact Optical Mouse Blue

Logitech M535 Compact Bluetooth Mouse is a lightweight wireless mouse that is comfortable to use - on the go, in the office or at home.
The M535 connects to computers and other devices supporting Bluetooth wireless technology, eliminating the unsightly clutter of wires. The sculpted shape conforms to your hand and provides continuous comfort over hours of use

Bluetooth mouse
1 AA battery
User documentation