◆ Specifications:
            ●Wave Length:650nM

            ●laser Grade:ClassⅢA

            ●Distance:>10m

            ●Radio Frequency:2.4G

            ●Battery:AAA*2

            ●Operating System:Windows2000/ME/XP/Vista

            ●N.W.:49.8g

            ●Receiver:Compatible 

         ◆ Application: 
             ●Used in small or large conference speech occasions, with red laser and

               green laser pointer,can meet the needs of different distance.                       
      ◆ Note:
             ●Prohibition of young persons.

             ●This is a laser product, so please avoid to shot eyes directly.

             ●Put the place where children cant reach.