2.4GHz Wireless Digital Presenter Air Mouse Remote TF Card PPT Pointer Presenter for Meeting Teaching Introduction This is the / new type air mouse remote control especially for meeting , which is extremely convenient to use on PPT. It has searchlight , magnifer and digital laser function on the screen . Feature 1. It is a wireless presenter with a built-in lithium battery, display digitron and vibrating motor, plus the somatic mouse function. 2. The receiver has a built-in TF card socket. If the version you purchased includes the TF card, it already has u-disk function. The computer-aided software is stored in the u-disk. 3. This product replaces the laser transmitter that might hurt user’s eyes, By using the following three digital scene modes, its operation is more convenient and powerful. However, you need to run the computer-aided software prior to using it. 4. You can set up the alarm timer before meeting. When the meeting is over, the presenter will alert you by vibrating. You can check the remaining time during the meeting (remaining time can be displayed by the presenter). 5. The receiver anti-lost function can assist you not to remember unplugging the USB receiver after meeting is finished. Note : This air mouse need the program to use it , the program is in the TF card , if you remove the TF card out from the adapter , you need to install the program on your computer. Packing List 1 x Multifunctional Presenter Pen 1 x Receiver