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For RMR Footprint & Glock MOS & Picatinny Rail Systems.

HHC-A18 is a fully sealed and enclosed red dot optic. Its closed housing seals all electronic components safely within the body of the sight, prevents rain, mud, sand, or snow from blocking operation of the sight. With rugged 7075 aircraft-grade aluminum housing construction, while 100% nitrogen purging and o-ring seals ensure fogproof and waterproof performance, making it reliable in the harshest weather and environmental conditions.

Comes with RMR adapter plate and MOS plate and high Picatinny rail mount, fits for most pistols, handguns, shotguns, rifles or other picatinny rail systems. (can't be used for Glock 43x/48 mos pistols)

Shake Awake Technology

Compact reflex sight integrates with Shake Awake motion sensing illumination tech to help save battery life, a CR2032 battery can be used for up to 50,000 hours. After 4 minutes without motion, illumination shuts off, even the smallest tap or tilt will wake it up to the previous brightness setting.

Why Choose the HHC-A18 Closed Red Dot Sight?

■ Comes with RMR plate and MOS plate and Picatinny mount giving you optimal flexibility.

■ Completely enclosed LED is water tight, making it reliable in the harshest weather and environmental conditions.

■ Shake Awake technology (240s Auto off without motion & Auto on even with small motion).

■ Easy return to zero and hold zero without fail (passed 1000 Rounds without losing it).

■ 3 MOA reddot reticle is crisp and very clear on the brightest days.

■ 1 MOA per click windage and elevation adjustment, you will hear crisp sound.

■ Optical glass with multilayer coatings applied to facilitate maximum light transmission and wear resistance while reducing glare.

■ 10 illumination settings (8 daylight plus 2 NV) for visibility in all light conditions.

-- When installing with adapter plate, please attach the adapter plate to the optic footprint with the included screws first, then attach red dot to the adapter plate.

-- 10 illumination settings (8 daylight plus 2 NV) for visibility in all light conditions. The two lowest settings are passive aiming compatible with night vision devices.

-- Adjustable elevation and windage dials with 1 MOA click, easy to return to zero. (Before adjusting for zero, please make sure the optic is properly mounted in your firearm)

-- Press “+" to power on, hold “_" for 3 seconds to power off.

-- Center Height is 39mm/1.54in

-- CR2032 battery is side-loading, allowing for quick battery replacement. Battery is included in the box.


  • Dot Size: 3 MOA
  • Magnification: 1×
  • Click Value: 1 MOA/click
  • Objective Lens Diameter: 19mm/0.75in
  • 10 Illumination Settings: 8 Daytime/2 NV
  • Shockproof: 1800Gs
  • Waterproof: IPX7
  • Center Height: 39mm/1.54in
  • Body Material: 7075 Aircraft-grade Aluminum
  • Lens Color: Fully Multi-Coated Ruby Red
  • Windage/Elevation Range: 90 MOA
  • Net weight: 2.61 oz
  • Battery Type: 3V CR2032
  • Battery Life: 1000h - 50,000h

Package Includes

  • 1 x Enclosed Red Dot Sight
  • 1 x CR2032 Battery
  • 1 x High Picatinny Mount
  • 1 x RMR Adapter Plate
  • 1 x Glock MOS Plate
  • 1 x Cleaning Cloth
  • 2 x Mini Wrenches
  • 1 x Screw Sets

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