Viridian E Series Class 3R Red Laser Sight for Taurus Slim - Bright
Viridian E Series Class 3R Red Laser Sight for Taurus Slim - Bright
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In this review of the Viridian E Series Class 3R Red Laser Sight the bottom line is straightforward: it is a compact, purpose-built laser module for Taurus 709/740 Slim owners who want a bright, easy-to-acquire aiming point without adding noticeable weight. The review finds the laser delivers a very visible red dot and simple ambidextrous activation, making it useful for target tracking and quick aim transitions. For shooters prioritizing brightness, minimal bulk and straightforward installation, this unit stands out; those seeking ultimate long-term durability should be aware of some customer reports of intermittent shutdowns after shots.
Key Features
- Red laser: The advanced wavelength produces a bright, sharp red targeting dot that helps track targets faster and more accurately at short ranges.
- Activation: Simple ambidextrous buttons make it easy to turn the laser on and off from either side for consistent, repeatable operation.
- Battery life: Up to six hours of continuous red laser time with a built-in five minute auto shut off to conserve power during extended carry.
- Construction: Molded from high strength thermo polymer to fit the Taurus 709/740 Slim, keeping weight down to only.78 oz including the battery for minimal impact on balance.
- Compatibility: Built specifically for Taurus 709/740 Slim frames, which provides a tailored fit and straightforward installation for those pistols.
- Made in USA: Designed and built in the United States, offering traceable manufacturing and quality control for buyers who prefer domestic production.
Who It's For
This laser is aimed at concealed carry owners of the Taurus 709 or 740 Slim who want an integrated, lightweight aiming aid that preserves the pistol's slim profile. It is also a good fit for range shooters who want a quick, visible dot for close-range practice and defensive drills.
It is less suited to users who need a universal laser for multiple firearm platforms or those who require a heavy-duty duty use accessory; a dedicated duty-grade or weapon-mounted light/laser combo may be more appropriate for sustained heavy use or law enforcement applications.
Pros & Cons
Pros
- Very bright and sharp red dot that makes quick target acquisition at close range easier.
- Extremely light at.78 oz including battery, so it does not noticeably change the pistol balance.
- Ambidextrous activation buttons are simple to use and make operation consistent for left or right hand shooters.
- Long run time with up to six hours continuous use and a five minute auto shut off to save battery.
Cons
- Several customers reported durability concerns with the laser shutting off after each shot, so long-term reliability may vary.
- Designed specifically for Taurus 709/740 Slim, so it will not fit a wide range of other pistols without an adapter or different model.
Specifications
| Product Type | Class 3R red laser sight |
| Compatible Pistols | Taurus 709/740 Slim |
| Output | Under 5 mW |
| Battery Life | Up to 6 hours continuous, 5 min auto shut off |
| Weight | 0.78 oz including battery |
| Construction | High strength thermo molded polymer |
| Origin | Designed and built in the USA |
Our Verdict
The Viridian E Series Class 3R Red Laser Sight is a practical, lightweight choice for Taurus 709/740 Slim carriers who want a bright, reliable aiming dot and easy ambidextrous activation without adding bulk. It offers good battery life and a tailored fit that makes installation simple, representing solid value for everyday concealed carry; buyers should consider reported durability variability if they expect heavy, repeated-shot use.
Frequently Asked Questions
Will this fit pistols other than the Taurus 709/740 Slim?
It is built specifically for the Taurus 709/740 Slim and provides a tailored fit; other pistols are unlikely to be compatible without model-specific adapters.
How long does the battery last in practical use?
The manufacturer states up to six hours of continuous laser time and includes a five minute auto shut off to conserve battery during carry.
Is the dot bright enough for quick target acquisition?
Yes, customers and tests report the advanced wavelength produces a very visible and sharp red dot ideal for close-range target tracking.
Editor's Take
A compact, lightweight red laser sight tailored for Taurus 709/740 Slim that provides a very visible dot and simple ambidextrous controls; good value for concealed carry though some users report occasional shutdowns after shots.

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