GPA3 Laser 5mW ,$60

Green laser pointer with 3 to 5 mW green laser that is about 20 times brighter than the red laser pointer. The laser light is bright enough for lectures. It draws the attention of your audience and makes your lectures more impressive. You can even see the green dot on the (rear) projection screen. This low cost green pointer is an ideal gift award.

                   GPA3
Laser diode          Sony
Max. Output          3-5 mW
Wavelength          532 nm
Max. Distance          6,000 ft.
Batteries          2 x AAA
Battery life          3 hours
Dimension          0.5"x6.0"
Weight     3.2 oz   
Housing         Brass
Warranty         12 months 
http://www.betapointer.com/