Wavelength: 520nm Power: 1W Beam diameter: about 16mm at the light outlet (non collimated and divergent) Beam shape: slightly circular, not perfectly circular PWM/TTL: 0-5V, frequency<18K Non adjustable focus!

This laser can be used to modify into a laser bird repeller for bird repelling! 

Package:

1pc 520nm 1000mw fat beam laser module