Ultradot 30mm Red Dot Gun Sight Black 30mm. This Red Dot Gun Sight from the professional product experts at Ultradot has click adjustable brightness control so you can easily adapt to any lighting condition. The Ultra-Dot Red Dot 30mm Weapon Sight comes complete with a battery polarizing filter tube extension mounting rings and hex wrenches providing you with all the tools you need to get started right away. Specifications for Ultradot 30mm Red Dot Weapon Sight: Manufacturer: Ultradot Magnification: 1 x Objective Lens Diameter: 30 mm Reticle: 4 MOA Red Dot Illumination Type: LED Illumination Color: Red Brightness Settings: 11 Adjustment Type: MOA Adjustment Click Value: 1 MOA Emitter Type: Enclosed Parallax: Free at 50 m Battery Type: CR2032 Battery Quantity: 1 Battery Life: 20 - 4000 hours Length: 133 mm Width: 55 mm Weight: 3.9 oz Included Accessories: Standard Condition: New Magnification Type: Fixed Quantity: 1 Red Dot Sights-Footprint: Not Applicable Mount Type: Picatinny Attachment Type: Picatinny Features of Ultra-Dot Red Dot Sight - Ultradot 30mm: Compact Lightweight Streamlined Sight Click Adjustable Brightness Control Package Contents: Ultra Dot 30mm Red Dot Pistol Scope Battery Polarizing filter Tube extension Mounting rings Hex wrenches Ultradot UD30B: 30mm Red Dot Gun Sight Black 30mm Red Dot Gun Sight