Laser Class: Class IIIa Laser Product Laser Distance:50-100 meters Max. Output Power:<5mW (less than 5mW) Wavelength: 510-650nm Viridian E Series: This powerful green laser is designed for everyday concealed carry, of the top laser sight accessories built by the Minnesota company that invented green laser sights for pistols Easy To Use: Simply install this green laser sight onto the of your Ruger MAX 9, features ambidextrous activation buttons, straight forward windage and elevation adjustments to dial in the perfect zero Long-Range Laser Sight: Viridian green laser sights are the brightest available on the market, are able to be used day or night, and boast up to 100 yard daylight range and over 2 miles at night Extended Battery Life: This tiny green laser sight gets up to 90 minutes of run time and has automatic shut off if left on Viridian Laser Dimensions: Designed to perfectly fit your Ruger MAX 9, this green laser sight measures? 5.3 inches by 3.6 inches.