Specifications:

·         Sensor engine:Optical

·         Cable length:1.5 m

·         Number of buttons:3 (left, right, middle button with scroll)

·         Colors: 

Calm black, Elegant white, Ocean blue,
Passion red, Spring green

·         Weight:85g

·         Unit dimension (WxHxD):

105 x 37 x 60 mm (4.13 x 1.46 x 2.36 inches)