Oker M857 2.4GHz Wireless Mouse

Model: M857,
Interface: Wireless USB,
Sensing Technology: Optical,
Resolution: 1200 / 2400 / 3200 DPI,
Buttons: 4 Buttons,
Cable Length: None,
Battery Type: 2 x AAA Alkaline batteries,
System Requirements: Windows and Other,
Package Dimensions: 10.50 x 18.10 x 6.80 cm,
Gross Weight: 0.10 kg,
Volume: 1,292.34 cm³,