It is a great tool for PowerPoint presentations! With it, you don't need to stand beside your computer or have an additional person click the slide for you!

It contains two parts: transmitter and USB receiver.
 

• 2.4GHz
• Integrative design, storable
• SD card reader optional
• Buttonless design
• Receiver can be stored into transmitter
• OEM and ODM welcomed
• logo printing is available

Functions:

• Power switch: power on/off
• Laser pointer
• Page up: Slide from right of the center point to left of the center point.
• Page down: Slide from left of the center point to right of the center point.
• Play slide/ESC: Slide from upper of the center point to lower of the center point, Repeat above operation to ESC;
• Blank screen: Slide from lower of the center point to upper of the center point
• USB receiver: User could choose the receiver to have SD card reader function (Optional)

Technical parameters:

• RF Frequency: 2.4GRF
• Control distance: Up to 10 meters
• Laser distance: Up to 200M
• Battery: 1 x AAA
• Dimension: 124x35x24MM
• Operation system: Windows 98/Se/Me/2000/XP/ Mac OS/ Linux/ Windows Vista /Win 7/Win 8
• Interface: USB1.1 , Compatible with USB2.0
• USB plug and play, no driver required

Packing:

• 1pc/gift box.
• 50pcs/ctn.
• Size: 41.5 x 21.5 x 37.1cm.
• G.W./N.W.: 7.15/6.15kg.