bluetooth mouse, 2.4GHz wireless bluetooth technology application, bluetooth 2.0 Compatible, 1000dpi Description:2.4GHz wireless bluetooth technology application Adopting ... 128 bits security code, provide the best security possibility for personal data. Freely 360-degree use within 10m ... : 2.0V - 3.3V Symmetrical design, suitable for operation with both hands Installs and Operates easily Working on ...