ขาย logitech R400 USB Wireless Presenter Red Laser Pointer PPT Remote Control Pointer pen for PowerPoint Presentation teache ราคาที่ดีที่สุด

Logitech R400 USB Wireless Presenter Red Laser Pointer PPT Remote Control Pointer pen for PowerPoint Presentation teaching Sweet Tips: 1.No retail box, no battery included.We will open the box and remove the battery for safe transportation. Product Parameters: 1.Brand Name: Logitech 2.Control Distance: 15m 3.Model Number: R400 4.Type: Laser Pen 5.USB Interface: Yes 6.Wireless: Yes 7.Light Color: Red 8.Page Flapper: Yes 9.Remote Control: Yes 10.Battery: AAA*2 11.Type: Remote Control Page Turning Laser Pointers ​Feature: It suit Windows XP Windows Vista and Windows 7.window 8,WINDOW 10,MAC USB interface. 1.Red laser pen: in most background can be easily seen. 2.Use distance for as long as 15 meters: can make in the room free walk around and interact with the audience. 3.Battery power indicator: can make you understand the power balance situation,On/off switch can extend battery life. 4.Intuition type slide control button: can make you survey presentation material. 5.The design of the exterior of the smooth feel perfect achievement.