- Optical 3-button mouse for exact sensing and precise control ,- The perfectly symmetrical shape accommodates both left-handed and right-handed users ,- No software required - simply plug in and start ,- Scroll wheel with key function for easy and comfortable navigation , ,System Requirements: ,- Operating system: Windows 10/8/7/Vista/XP, MAC OS 10.10 or later - Connection: USB-A Plug ,- Connection: Cable ,- Model: Standard Mouse ,- Number of Mouse Buttons: 3 Buttons incl. Scroll Wheel ,- Scroll Function: Scroll Wheel ,- Sensors: Optical ,- Cable Length: 150 cm ,- Width x Depth x Height: 6.4 x 11,4 x 3,7 cm ,- Resolution: 1200 dpi ,- Colour: White 2 years legal warranty only