Feature a Lightweight Durability: Lightweight Design at Just 16g / 0.56oz with Durable 7075-T6 Aluminum Alloy Housing a High Compatibility: Compatible with LPVOs and Prism Scopes for Faster Target Transitions without Adding Bulk a Bright in Any Light: Light Sensor Can Automatically Adjust Illumination Intensities Based on Lighting Conditions a Long Battery Runtime: 20k Hours Battery Life Provides Over Two Years of Reliable Use, Minimizing Battery Changes a Direct Slide Fit: MGT Footprint Compatible with RMSc/SMS Cut, Perfect for GlockA(R) 43X/48, CanikA(R) TP9, WaltherA(R) PPS, etc. Specification Magnification: N/A Window Lens Size: 16x20 mm / 0.63x0.79 in Parallax: Free (2 MOA) Parallax Setting: 50 yards Dot Size: 3 MOA Sensor: Light Sensor Click Value: 1 MOA Elevation Adjustment Range: 90 MOA Windage Adjustment Range: 90 MOA Footprint: MGT Footprint Compatibility: Shield RMSc Illumination Setting: N/A Battery Type: CR2032 (NOT INCLUDE) Battery Life: 20,000 hours (Lowest Power Mode) Battery Placement: Bottom Waterproof: IPX4 Shockproof: 1000G Working Temperature: -20~+55 AdegC Housing Material: 7075-T6 Aluminum Alloy Mount Material: 7075-T6 Aluminum Alloy Finish: Matte Black Weight(net): 16 g / 0.56 oz Items in the Package: User Manual, Cleaning Cloth,etc. Size Video