1. 10m wireless range: enjoy 2.4GHz wireless technology. Establish reliable connection within 10m， almost without any interference.<br />2. Foldable and portable: unfold mouse， it shows proper size. And folded， it can turn off automatically. <br />3. Battery status indicator: you are not perplexed for runout battery. If battery is in low power， the indicator will light red. <br />Color: black + silver<br />Size: about 81 x 60 x 32 mm (folded size)<br />Type: 2.4GHz wireless mouse<br />Battery: 2 x AAA battery (not included)<br />Key: 3 keys (left/right key + scroll)<br />Wireless range: about 10m <br />DPI: 1200<br />Support operating system: Windows 2000/Vista/Win7/Win8/Mac OS<br />With LED indicator. Foldable. It sleeps to stop working. When unfolded， it continues to work. <br />Note: 1. Receiver should be put in foldable back cover of the mouse. <br />2. If the mouse receiver does not work well， please unplug it and then get it connnected again. If the way does not work after several repetitions， it is because the receiver is broken. (The computer will make a sound as "ding-dong" when the receiver is well connnected to it)<br />3. The automatic switch gets through by two iron shrapnels' contact inside. If the light at the bottom of the mouse is not bright after installing the battery in it， it indicates that the two iron shrapnels do not contact well. Please open the mouse and press it down， then problems maybe solved. <br />1 x Mouse <br />1 x Receiver<br />Packaged in carton.<br /><img src="http://img6.eachbuyer.com/x10/p66/zn54_1.jpg" />                                                        <img src="http://img6.eachbuyer.com/x10/p66/zn54_2.jpg" />                                                        <img src="http://img6.eachbuyer.com/x10/p66/zn54_3.jpg" />                                                        <img src="http://img6.eachbuyer.com/x10/p66/zn54_4.jpg" />                                                        <img src="http://img6.eachbuyer.com/x10/p66/zn54_5.jpg" />                                                        <img src="http://img6.eachbuyer.com/x10/p66/zn54_6.jpg" />