Slim and sophisticated Class 3A laser pointer is the perfect choice for professional presentations. This affordable laser pointer projects a highly visible red dot up to 500 yards and functions as a PDA stylus. Designed for large venues, and use on any medium, it projects at a wavelength of 645Nm. Class Type: 3A; Pointer Type: Laser; Barrel Material: Aluminum; Projection Distance: 500 yd.Package Includes: (2) AAA Batteries