Welcome to our store!</br> 1、Adopt 2.4GHz wireless technology and is developed for infrared interactive touch all‑in‑one machines, electronic whiteboards and PPT software. 2、It is suitable for schools, educational institutions, and business people for teaching presentations, speeches, conferences, and etc. 3、2.4GHz wireless transmission, clear red light source, the remote control range is less than 50m/164.0ft. 4、Screen touch writing function and control the PPT page turing, very convneint to use and save time. 5、Compatible for Windows/Android/Linux operation system, built‑in lithium battery, long use time. <p class="wang-edit-text"><p class="wang-edit-text"> Item Type:&nbsp;Presentation Clicker Material: ABS Shell Color: As Picture Shown Weight: Approx. 55.0g/1.9oz Remote Control Technology: RF 2.4GHz Remote Control Distance: &lt;50m Working Voltage: 3.3-4.2V Battery: Li-ion Battery, 140 mAh Operating System: for Windows/Android/Linux Software Platform: for Windows office/WPS office Interface Compatible for USB2.0/USB1.1/USB3.0 Working Voltage: USB Bus Power Supply (4.5V-5.5V) <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 Storage Bag1 x Charging Cable 1 x Manual 1 x&nbsp;Presentation Clicker (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>