24G Wireless Red Presenter Pointers Pen Pointers Remote Control USB Receiver for PPT Powerpoint Presentation Teaching _x000D_ _x000D_ Features _x000D_ This 2.4 GHz Wireless Remote Red Pointer Presentation Black is small and exquisite, portable and with richer applications. An essential nice assistant of demonstrations or presentations, you can easily point to the PPT or blackboard in any corner of classroom. Making your demonstrations or presentation seem more dynamic and making listeners feel release. This pointer is also the best gift for friends and families No hassle setup, simply plug into your computer USB port USB receiver is plug and play - no driver required Power saving, lightweight, suitable for putting in your pocket or handbags _x000D_ _x000D_ _x000D_ Specifications _x000D_ Supports MS Word, excel, PowerPoint, ACD See, website etc, with page up and down function Power Supply: 1 x AAA battery (not included) Switch: Button Transmitting Frequency: 2.4GHz Wavelength: 650mm Power: