2.4GHZ USB Wireless Remote Presentation Pen Pointer Pen For Point Teach 2.4GHZ Wireless Pointer Pen Remote for Point Teach :USB rechargeable wireless remote PPT presentation pen.Using RF remote IF design, remote control distance of up to ten meters without aligning the receiver, really reflect the wireless freedom.Presentations can be freely within 7-10 meters, equipped with hand operation without a PC or laptop, report presentations, classroom teaching only one person can easily get.It supports a variety of file presentation, web, e-book browsing.USB interface, plug and play, without having to install drivers.With a laser pointer, up / page down, blank screen, full-screen, wireless mouse, mouse shortcuts for those functions, specifically design for product presentation, teaching, conferences, lectures, training and purposes. s:Product name: Remote control penMaterial: : and blackSize: Approx. 11.5 x 2.8 x 1cm/4.52 x 1.1 x 0.39 inch of light: RedRadio frequency: 2.4GHZRemote control distance: 10-15m distance: 200m :