battery 3pc AG13
infrared technology
Red Laser Pointer with USB plug
Page up /down function

Specification:

1. Red Laser Pointer with USB plug Page up /down

2.Output power :class 2 or class 3

3.uses 3pc AG13 batteries 

4.material:plastic

5.Size :24*56

6.Logo welcome

7.Wavelength:630-670nm

8.It support Word ,Excel,Powerpoint,ACDSee,Website,Acrobat Reader etc

9.For teching ,Meeting,Speech,Training etc.