bluetooth arc mouse, portable wireless foldable touch mice, ergonomic mini optical computer mouse for notebook laptop tablet smart phone (black) wudemwwfe <ul> <li>wireless technology: bluetooth 3.0</li> <li>wireless distance: 10-15m</li> <li>product size:133*55*12mm</li> <li>weight: 75±5g</li> <li>resolution: 1200dpi</li> <li>operating cycles: 1,000,000 cycles</li> <li>battery:2*aaa dry battery(not included)</li> <li>material: abs plastic and silicon</li> <li>system requirement: windows 8/10/ mac os/ android </li> </ul> <strong>how to use it ?</strong><br /> 1. insert the battery into the mouse.<br /> 2.bent the mouse, when you hear a sound,it means the mouse is bent into correct position.<br /> 3. press the left and right buttons simultaneously for 6 seconds, the light will shake<br /> 4. open your computer setting-device- add bluetooth mouse<br /> 5. the computer will search our mouse . after it find out our mouse,click to connection ,then the mouse can work.<br /> <br /> <strong>note:</strong><br /> 1.this is bluetooth mouse ,no usb receiver .<br /> 2. this mouse can not be used on win7 and xp system.