This is how HOLOSUN LS321 (B071FXMD28) should look like


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HOLOSUN LS321 Aluminum Water-Resistant Dual Laser Sight & IR Illuminator with High/Low Brightness Setting & Quick Release Mount

  • TOP-QUALITY LASER – The LS321 is a 7075 Aluminum bodied multi-laser device that integrates laser, IR laser, and IR illuminator; Designed to deliver intuitive target acquisition and accurate shot placement in high-stress environments; IP67 waterproof
  • COAXIAL DUAL LASER & IR ILLUMINATOR – Visible pointer, IR laser, and IR illuminator are co-aligned so that the user could adjust three beams simultaneously via the same adjusted; The IR illuminator-focusing knob is at the rear of the unit for ease of adjustment
  • REMOTE CABLE SWITCH – The included remote switch makes quick activation easy without having to shift your grip; If you do not want to use the tape switch, the LS321 has an activation button at the top of the laser housing
  • LASER DATA – This class IIIA visible red laser runs off a single CR123A battery and has two different brightness settings; IR illuminator output – 0.7mw, IR pointer output – 0.1mw (low) / 0.7mw (high), Visible laser output – 1mw (low) / 5mw (high)
  • MECHANICAL DATA – The housing is machined from 7075-T6 aluminum with an integral quick-detach picatinny mount; It is light and tough and features a durable corrosion-resistant finish; Adjustment per Click – 0.5 MOA; W&E Travel Range ± 50 MOA



The LS321 is a 7075 Aluminum bodied multi- laser aiming device. Includes class IIIA visible red laser, class 2M IR laser, and IR Illuminator coaxially mounted for easy zeroing.

Also features an IR Illuminator focus adjustment, quick-release Picatinny rail mount, remote pressure switch, and IP67 water resistance.



– Coaxial Dual Laser & IR Illuminator

– High/Low Brightness Setting

– Remote Cable Switch

– Quick Release Mount

– IP67 Waterproof



Power Source: Battery

Battery Type: CR123A

Housing Material: 7075 T6 Aluminum

Surface Finish: MAO

Adjustment per Click: 0.5 MOA

W&E Travel Range: ±50 MOA

Laser & Illuminator Type: Dual Laser & IR Illuminator

IR Illuminator Output: 0.7mw

IR Pointer Outpu: 0.1mw(low)/0.7mw(high)

Visible Laser Class: IIIA

Visible Laser Output: 1mw(low)/5mw(high)

Window Size: N/A

Dimension (in): 3.6×2.2×1.6

Weight (oz): 8.64

Storage Temperature: -45C- 65C

Working Temperature: -40C- 51C

Submersion: IP67

Vibration: 1000G



– QD Release Mount

– Remote Cable Switch

– T10 L Key

– CR123A Battery

– User Manual

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