The hs403b is a 20mm micro optical sight designed for rifle and carbine applications.Features include 12 brightness settings-10 daylight & 2 night vision; holosuns green super led with up to 50k hours battery life; parallax free and unlimited eye relief; 2 moa dot.Includes lower 1/3 cowitness mount, low profile mount, lens cloth, cr2032 battery, rubber cover, t10 l key and user manual.

Battery: CR2032 Lithium
Magnification: 1x
Eye Relief: Unlimited
Dot Size: 2 MOA
Length: 2.44"
Weight: 4.30 oz
Finish: Black
Reticle: 2 MOA Red Dot
Proofs: Water Resistant, Shockproof
Optic Coating: Multi-Coated
Windage Elevation: 50 MOA