Osprey Global 22.5x16mm Mini Reflex Red Dot Sight Black. It features a top loading battery compartment which keeps the optic mounted during battery change. It is also 2MOA has 8 brightness settings and has added mounting that makes it adaptable to a weaver or picatinny rail. Specifications for Osprey Global 22.5x16mm Mini Reflex Red Dot Sight: Manufacturer: Osprey Global Color: Black Fabric/Material: Aluminum Alloy Objective Lens Diameter: 22.5 - 16 mm Reticle: Red Dot Illumination Type: LED Illumination Color: Red Green Brightness Settings: 8 Eye Relief: Unlimited Adjustment Click Value: 1/4 MOA Emitter Type: Open Optical Coating: Multi-Coated Battery Life: 300 hours Gun Make: Springfield Armory SIG Sauer Ruger Kahr Arms Walther Smith & Wesson Gun Model: Ruger LC380 Ruger LC9s Walther PPQ SIG Sauer P320 Kahr Arms PM9 Springfield Armory XD-S Smith & Wesson M&P Weight: 2.2 oz Package Type: Clam Pack/ Plastic Quantity: 1 Red Dot Sights-Footprint: Docter Lens Type: Multi Coated Dimensions: 1.8 x 1 x 0.95 in Gun Rail: Weaver Picatinny Package Contents: Osprey Global 22.5x16mm Mini Reflex Red Dot Sight Osprey Global Warranty At Osprey Global we will repair or replace your Osprey product in the event it becomes damaged or defective at no charge to you. If we cannot repair your product we will replace it with a product in perfect working order of equal or better physical condition. You see it doesn't matter how it happened whose fault it was or where you purchased it. You can count on our warranty for all Osprey Global rifle scopes tactical scopes compact first focal planes red dots lasers binoculars bore sights and accessories. See Full Warranty Information here. Osprey Global MRS-OSP-FULL: 22.5x16mm Mini Reflex Red Dot Sight Black