The HEX(TM) Dragonfly(TM) is our most versatile reflex sight and is perfectly suited for pistol, rifle, and shotgun applications. Manual brightness adjustment of the 3.5 MOA dot offers maximum control and the 16 hour auto-off feature prevents your battery from draining if you accidentally leave it on. Precision machined from 6061 T6 Hardcoat anodized aluminum and outfitted with a scratch resistant, anti-glare glass lens, the HEX Dragonfly is a durable, standard size reflex red dot that delivers lightning-fast target acquisition and faster follow up shots. SPECIFICATIONS DOT SIZE: 3.5 MOA Dot, Red PARALLAX ADJUSTMENT: Parallax Free ADJUSTMENT: 1 MOA (160 MOA Windage & Elevation) MAGNIFICATION: 1x BATTERY: CR2032 - 100,000 Hours OPERATION: Manual, 16 Hour Auto-Off BRIGHTNESS ADJUSTMENT: Manual, 8 Levels WATERPROOFING: IPX7 LENS: Glass, Scratch Resistant & Anti-Glare Coating HOUSING MATERIAL: Machined 6061 T6 Hardcoat Aluminum FOOTPRINT: Springfield Standard(TM), VortexA(R) VenomA(R) / BurrisA(R) Fastfire(TM) WIDTH: 1.14" LENGTH: 1.90" HEIGHT: 1.01" WEIGHT: 1.2 oz INCLUDED IN THE BOX: Picatinny mount hex wrench Torx wrench CR2032 battery sealing plate three sets of screws. 6#-48x7 | 6#-48x8.5 | M3