MICRO RED DOT SHOT A-SPEC M3 SIGHTMARK (SM26049)

The A-Spec M3 is made to be compatible for use with a Shield RMS-C® footprint and boasts an automatic brightness control red reticle to allow shooting at any time, day or night.
This scope is perfect for subcompact weapons and is famously durable: aluminum alloy housing, IP55 water resistant, shockproof, capable of withstanding calibers up to .45ACP and operating in temperatures from -22F to 122F.
With a battery life of up to 100,000 hours and an included rubber cover, low profile fixed stand and manual

Characteristics
Suitable for Shield RMS-C® imprint pistols
Automatic brightness control pattern
Cowitness with standard pistol sights
Red reticle illumination
Lightweight and compact aluminum alloy case
Sturdy aluminum alloy housing
IP55 water resistant
Shockproof
Battery life up to 100,000 hours
Overall objective size (mm)20 x 16
Eye Relief (inches/mm) Unlimited
Elevation adjustment range (MOA)80
Windage adjustment range (MOA) 130
Adjustment value (one click =)Continuous
Setting parallax25yd - ∞
Finish/colorMatte black
Body material6061-T6 aluminium
Maximum caliber.45ACP
IP protection rating (waterproof)IP55 - Water resistant
Nitrogen filledNo
Shockproof (yes/no) Yes, 3 feet / 0.9 m
Fog proofNo
AR Red lens coating
Mount typeWeaver/Picatinny
Battery typeCR2032
Battery life, 500 - 100,000 hours
Battery voltage, V3V
Operating temp.,?F/?C- 22 to 122 / -30 to 50
Viewfinder length (inches/mm)1.6 / 40.8 only
Mounting viewfinder only in width (inches/mm).9 / 23
Mounting viewfinder only in height (inches/mm).89 / 22.8
Viewfinder attachment weight only (oz/g).7 / 20
Length with low mount (inches/mm)1.6/40.8
Low Mount Width (inches/mm)1.2/30.4
Height with low mount (inches/mm)1.33/33.9
Weight with low mount (oz.) 1.6 / 46