Welcome to our store!</br> 1、One‑button operation, remote control, providing high‑quality operation experience. 2、Ergonomic design can provide a comfortable feel. 3、Plug and play, no driver installation required. 4、In addition to the basic keys used for PPT presentations, it is compact, convenient, and powerful. 5、It also has wireless mouse function, screen touch function and microphone voice function. 6、Wide compatibility, applicable to mainstream computer operating systems. <p class="wang-edit-text"><p class="wang-edit-text"> <p class="wang-edit-text"> Condition: 100% brand new Item type:&nbsp;Voice&nbsp;Control&nbsp;Pen Material: ABS Color: As picture shown Weight: Approx. 85g&nbsp; Connection: Wireless 2.4GHz Carrier frequency: 2.420GHz-2.483GHz Effective distance: air mouse about 10m/32.8ft, voice about 4m/13.1ft Number of keys: 10 keys Battery: 200mah lithium battery System support: for Windows, for Android, for OS X, for Linux <style> .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }</style> 1 x Control pen 1 x Receiver 1 x Contactor 1 x Data line (Customer Satisfaction) - is our priority. If you notice any problems with the products after receiving the goods, such as damaged goods or incorrect quantity, please contact us immediately. We will do our best to provide you with satisfactory after-sale service.</br>