ขาย 2.4GHz Wireless USB Powerpoint Presentation PPT Flip Pen Pointer Clicker Presenter with Red Light Remote Control for Tea ราคาที่ดีที่สุด

2.4GHz Wireless USB Powerpoint Presentation PPT Flip Pen Pointer Clicker Presenter with Red Light Remote Control for Teacher Lecturer Professor Scholar Features: 2.4GHz wireless presenter pen, with a bright red light for easily seeing most backgrounds and projective surface. With button to page up & down, full screen, black screen, convenient for control your slideshow. With a USB receiver next to the battery case, plug and play, powered by 1 * AAA battery(not included). Approx. 15m / 59in effective wireless remote communicating range, free for you to walk around & interact with your audience. Support browsing kinds of Excel, PowerPoint, webpage, Ebooks etc. Ergonomically ultra-slim design & compact size offers you comfortable using feeling. Great assistant for teacher, lecturer, professor, scholar & other presenters, as well as a ideal considerate gift. Specifications: --Transmitter Material: Plastic Radio Frequency: 2.4GHz-2.483GHz Power Supply: 1 * AAA Battery(not included) Effective Control Distance: Approx. 15m / 59in Output Power: 5mW Current: 30mA(Max) Item Size: 11 * 4 * 2.5cm / 4.3 * 1.6 * 1in Item Weight: 29g / 1oz --Receiver Radio Frequency: 2.4GHz-2.483GHz Interface: USB 1.1/2.0 Package List: 1 * Transmitter 1 * USB Receiver(Built-in) #wirelesspresenter #RemoteControls #flippen #usbwirelesspowerpoint #wirelesspointerspen #presenter #laserpointer #wirelesspresenterpen #Tech&Gadgets #powerpoint