Viridian Weapon Technologies RFX11 1x16mm Green Dot Reflex Sight 3 MOA Green Dot Reticle Black. The RFX 11 is the next in a long line of purpose-built high quality and highly visible aiming devices from Viridian. Its tiny size is at home on any optics-cut concealed carry pistol or as a close-range offset sight on your rifle. At a mere 4 ounces the RFX 11 is one of the lightest reflex sights on the market. Packed with features including a highly visible and efficient Viridian green 3 MOA dot INSTANT-ON and auto shut off ambient light sensor and over 30k hours of run time make the RFX 11 a must have for any firearm. Specifications for Viridian Weapon Technologies RFX11 1x16mm Green Dot Reflex Sight: Manufacturer: Viridian Weapon Technologies Color: Black Finish: Matte Fabric/Material: High strength thermomolded polymer Magnification: 1 x Objective Lens Diameter: 16 mm Objective Window Size: 16 x 22 mm Reticle: 3 MOA Green Dot Eye Relief: Unlimited Adjustment Type: MOA Emitter Type: Open Optical Coating: Multi Coated Glass Battery Type: CR2032 Battery Quantity: 1 Battery Life: 30000 hours Operating Temperature: -4 - 130 Fahrenheit Weather Resistance: Yes Water Resistance Level: IPX-4 Gun Make: Universal Gun Model: Universal Length: 1.6 in Width: 0.95 in Height: 0.89 in Weight: 0.44 oz Condition: New Magnification Type: Fixed Lens Finish: Multi-Coated Features of Viridian Weapon Technologies RFX11 1x16mm Green Dot Reflex Sight Automatic brightness control Instant-on with ambient light sensor Package Contents: Viridian Weapon Technologies RFX11 1x16mm Green Dot Reflex Sight Viridian Weapon Technologies 9810054: RFX11 1x16mm Green Dot Reflex Sight 3 MOA Green Dot Reticle Black