Features: CALIBER: 9mm Luger FRAME MATERIAL: Polymer SLIDE MATERIAL: Steel SLIDE FINISH: Black Nitride BARREL MATERIAL: Steel MAGAZINE CAPACITY: 17 (2 Magazines) SIGHT CONFIGURATION: White Dot Front Blackout Rear TRIGGER PULL: ?4.5-5.5lbs (2-2.5kg) OVERALL LENGTH: 6.28"" OVERALL HEIGHT: 5.45"" OVERALL WIDTH: 1.12"" BARREL LENGTH: 3.18"" UNLOADED WEIGHT: 22.22 ozRed Dot: Model: MO1 Tactical Micro Reflex Sight Optical magnification: 1x Aiming dot size: 3 MOA/Red Parallax Free: Yes Unlimited Eye Relief: Yes Lens Material: Glass Lens Coating: Yes Anti-reflex all surfaces and high transmission: Yes Power Source: Battery Battery type: CR2032 Battery life - Day time use: 60000 hours at lowest setting Battery Position: Bottom Brightness Control: Automatic Motion Sensor: Yes Low Battery Warning: Yes Auto-turn off: Yes Window Dimensions: 0.83x0.62 inch/22x15.8 mm Optic Dimensions(LxWxH): 1.61A-0.98A-0.93 inch/40.8x25x23.5mm Weight (with Battery): 20g/0.70 oz Housing: High Quality CNC Machined 6061 T6 Aluminum Housing Surface treatment: Anodized Adjustment: 1 MOA (100 MOA Windage & Elevation) Optic Interface Patern: Shield RMSc Waterproof: IPX7 with its original interface