1 Practical and convenient: The laser page-turning pen has multiple applications reminiscent of web page turning, laser pointer, complete screen/black screen, etc It can easily management your speech or report and is a sharp tool for business meetings, coaching explanations and display experiences 2 Plug and play: laser turn pen assist USB interface, no use to install any software, plug and play, with good compatibility, can help Windows, Mac OS, Linux and other operating methods three Line management distance: the effective line management distance of the laser web page turning pen can reach one hundred meters, and the laser projection distance can reach 2 hundred meters, so that you can freely management the big venue 4 Lightweight and portable: The design of the laser page turning pen is small and lightweight, easy to carry, built-in rechargeable battery, help for long-term use, suitable for business people, travel and different wishes 5 High quality: The laser pointer of the laser web page turning pen adopts high-end infrared laser technology, which has strong penetrating strength and clean indication effect Reliable product quality and lengthy service lifestyles Specification: Product name: Wireless Presenter Laser distance: 200M Remote management distance: 100M Package: 1*Wireless Presenter