Type: Wireless Mouse Buttons: 4 buttons with scroll wheel. Battery: 2 x AAA battery (not included) Colour: Black Package Contents: 1 x USB Receiver & 1 x Wireless Mouse Optical technology Elegant and ergonomic design Can be used on any surface (even glass) Work distance: Within 10 meters Compatible with windows and Mac OS Power by 2 x AAA batteries (not include)
