The Trijicon RMR HD is an innovative red dot pistol optic specifically designed for the evolving needs of Law Enforcement and the Military. Built on the foundation of the Trijicon RMR Adjustable LED model, the RMR HD features the same patented housing shape made from forged aluminum, robust electronic system, and quality lenses. Adding a long-lasting, top-loading battery, larger window, an innovative forward looking light sensor, multiple reticle options, market leading illumination adjustability, and its clear the RMR HD is designed and built for duty use. The innovative forward looking light sensor gauges the brightness at target in auto mode and adjusts reticle brightness to be effective in any lighting scenario. A new reticle allows you to switch between a complex reticle or single crisp dot, both of which include a new super bright setting and an additional night vision setting. The RMR HD also allows the operator to adjust the Auto Illumination as well as the dot/circle contrast. Additional features include larger, more tactile buttons, new adjusters with greater audible and tactile feedback, and an expanded field of view. Offering the same footprint as the RMR and designed to fit most existing optics-ready duty holsters, the Trijicon RMR HD is ready for those needing a feature-rich optic with high performance and ultra-reliability Specifications for Trijicon RMR HD 1x Reflex Red Dot Sights: Manufacturer: Trijicon Color: Black Fabric/Material: 7075 Aluminum Magnification: 1 x Adjustment Type: MOA Adjustment Click Value: 1 MOA Emitter Type: Open Weight: 1.69 oz Quantity: 1 Features of Trijicon RMR HD 1x Reflex Red Dot Sights Reticle Type: 55 MOA segmented cirle w/ 1.0 or 3.25 MOA Red Dot Upgraded Windage And Elevation Adjusters Rugged, Durable Construction Large, Unobstructed Field Of View Reliability For Everyday Carry Top loaded battery Complete User Control Illumination Settings Clear Target Visibility Identical Footprint As RMR Improved Controls Index Ridge Alignment Aid Button Lock-Out Mode Manual Brightness Lock-in Mode Brightness Response Setting Forward Mounted Light Sensor Package Contents: Trijicon RMR HD 1x Reflex Red Dot Sights T10 Torx Key 2x 6-32x1/2 Torx Screws 6-32 x.380 Torx Screws Product Summary Guide Manual Warranty Card Sticker 2032 Battery