Laser Pointer With Infra-Red Presenter
Color: Black / Silver
Dimension:  14 x 153.8mm (L)
Wavelength: 650nm, 635nm
Output Power: <5mW(Class IIIA/3R);<1mW(Class II/2)
Input Power: 2 x 1.5V Batteries (AAA x 2pcs)
Laser Beam: 3 mm
Laser Color: Red
Range: 500 yards
Features: The pointers with IR presenter are becoming more and more useful tools for educators in the classroom, conventions and meetings.
a.    Rotate gently to remove the IR receiver from laser pointer
b.    Connect the IR receiver to the USB port of PC/laptop.  The mini USB receiver supports plug and play technology. No driver is required.
c.    Unscrew the middle tube to install battery to the laser pointer
d.    Simply point the IR aperture towards the IR receiver and press the “up” and “down" button to turn pages