Features: 1.Stable Wireless Connectivity: The USB Wireless presenter ensures stability and remote control distance through 2.4GHZ wireless technology, making it easy for you to demonstrate and present. 2.Multifunction: The clicker pen set pointer, presentation controller and PPT remote control in one, easy control of the presentation. The high brightness beam ensures that your key content is clear and prominent. 3.Wide Compatibility: Works on multiple devices and operating systems, including for Windows, for OS X, for Android, and for iOS, making it easy for users to switch presentations between devices. 4.Portable and Easy to Use: Compact design, the presention clicker is easy to carry, easy to use at any time, simple operation, plug and play, easy for users to quickly start. 5.Widely Used: USB wireless presenter is suitable for a variety of scenarios, such as business presentations, educational training, speeches, etc., providing more flexibility and convenience. specification:Item Type: Wireless Presenter Material: ABS Product Battery: AAA dry battery x 2 (shipped without battery) PackageList:1 x Wireless Presenter 1 x Receiver 1 x Storage Bag