Viridian Weapon Technologies E-Series Green Laser Sight Ruger MAX-9 Black. This specific trigger guard mounted laser sight offers the most powerful laser legally available delivering rapid target acquisition when you need it most. Specifications for Viridian Weapon Technologies E-Series Laser Sight: Manufacturer: Viridian Weapon Technologies Finish: Matte Laser Output: 5 mW Attachment Type: Trigger Guard Clamp Battery Type: CR1/3N Reticle: Laser Operating Temperature: 14 - 140 Fahrenheit Weather Resistance: Yes Water Resistance Level: Water Resistant Gun Frame Size: Compact Length: 2.75 in Width: 0.75 in Height: 1.5 in Weight: 0.78 oz Fabric/Material: Thermo Molded Polymer Condition: New Mount Type: Trigger Guard Mount Features of Viridian Weapon Technologies E-Series Laser Sight Brings the shooter faster to target Lasers are highly visible to the human eye Low bulk no drag no wires Laser is activated by the finger of the shooter's hand Ambidextrous activation Uses a single 1/3N battery Easy windage and elevation adjustment Available in multiple combos of lasers colors and housing colors Package Contents: Viridian Weapon Technologies E-Series Laser Sight What firearm models does the manufacturer say Viridian Weapon Technologies E-Series Laser Sight is compatible with? The manufacturer says that Viridian Weapon Technologies E-Series Laser Sight is compatible with Taurus GX4 Taurus PT709 Slim Taurus TX22 Walther P22 Ruger MAX-9 Heritage Rough Rider SIG Sauer P365 Springfield Armory Hellcat Pro Ruger-57 Springfield Armory Hellcat Byrna HD Ruger LCP Taurus TCP Taurus PT111 Millennium G2 SIG Sauer P238 Ruger LCP II Glock 19 Glock 23 Glock 26 Glock 27Viridian Weapon Technologies 940-0099: E-Series Green Laser Sight Ruger MAX-9 Black