Features:                                  <br />Apply for occasions like business metting， working PPT speech， teaching， and others. <br />2.4G wireless touch screen pen mouse， 10m effective distance<br />USB receiver with plug and play          <br />Detecting the mouse movement with inertia， free to move in any space except glass. <br />Operated with only a thumb， very convenient                                                           <br />Suitable for OS: Windows7/8/Vista/XP/2000， Linux， Mac OS                          <br />Campatible devices: laptop， tablet PC， smartphone <br />Brand new and high quality， very good price <br />Color: red<br />Size: about 140 x 21 x 15 mm<br />Product features:<br />2.4G Internet browsing touch screen pen mouse， the transmission distance is about 10 meters<br />3 way CPI adjustment: 800/1200/1600<br />Miniature wireless receiver<br />Support system: Windows 7/8/Vista/XP/2000， Android， Linux， Mac OS<br />Compatible devices: laptops， tablet PCs， smartphones， etc.<br />Product parameters:<br />Keys: Left / Right / Scroll Wheel / CPI button / On-Off key<br />Battery: 1 x AAA battery ( not included)<br />1 x Pen mouse<br />1 x Receiver<br />1 x Pen holder<br />1 x English user manual<br />In original package<br /><img src="http://img6.eachbuyer.com/x21/p21/bg994_1.jpg" />                                                        <img src="http://img6.eachbuyer.com/x21/p21/bg994_2.jpg" />                                                        <img src="http://img6.eachbuyer.com/x21/p21/bg994_3.jpg" />                                                        <img src="http://img6.eachbuyer.com/x21/p21/bg994_4.jpg" />                                                        <img src="http://img6.eachbuyer.com/x21/p21/bg994_5.jpg" />                                                        <img src="http://img6.eachbuyer.com/x21/p21/bg994_6.jpg" />                                                        <img src="http://img6.eachbuyer.com/x21/p21/bg994_7.jpg" />                                                        <img src="http://img6.eachbuyer.com/x21/p21/bg994_8.jpg" />