ขาย R400 2.4Ghz USB Wireless Presenter Red Laser Pointer Pen PPT Remote Contro for PowerPoint Presentation AErA ราคาที่ดีที่สุด

Characteristics: 100% new and high quality The Wireless Presenter R400, is designed to help you reach your point in a meeting. It has a red laser pointer, is easy to see against most backgrounds and projection surfaces, you can certainly not miss the point. Its intuitive slide shows help you navigate through your presentation with confidence. Built-in slideshow buttons. Pre-shaped one-touch keys for easy slideshow control. Lightweight, portable, comfortable handheld feel. Plug and play, no software required, makes it easy to get started. Red laser pointer with LED indicator, is easy to see against most backgrounds and projection surfaces. Stowable receiver, easy to use, plug the receiver into USB port and it can be used immediately. Battery power indicator, make you understand the power's situation. Onoff switch, can extend the battery life. Specifications: Material: Plastic Colour black Effective Range: Approx. 15 meters Battery: 2 xAAA batteries (Not included) 2.4 GHz wireless technology. USB port Output power 4 mw System requirements: Windows XP, Windows Vista or Windows 7 Size: approx. 11.5x3.7x2.7 cm Net Weight: 36g Package included: 1 x Wireless Presenter Remote Control no retail packing box，but we will pack better before shipping. thanks