Cyelee CAT Micro Review (2024 Updated)

Last Update:

Red Dot Heaven is reader-supported. When you buy through our links, we may earn an affiliate commission. Learn more.

As a professional shooter who’s spent countless hours on the range, I’ve had the privilege of testing various optics, but the Cyelee CAT Micro stands out. 

It’s not just another red dot sight; it’s a game-changer in firearm optics. Whether you’re a seasoned shooter or just starting, understanding the intricacies of your equipment is crucial. 

The Cyelee CAT Micro, with its unique features, has piqued my interest for various reasons, which I’m excited to share in this blog.

Overview of the Cyelee CAT Micro

The Cyelee CAT Micro is more than just a piece of equipment; it’s a reliable partner for shooters who demand precision and durability. 

Its design speaks of sophistication and robustness, tailored for those who understand the importance of a dependable optic in challenging situations. It’s not about the numbers or technical jargon; it’s about the experience it offers. 

This red dot sight brings a sense of confidence and ease, enhancing the shooting experience in ways you have to feel to believe.

Specification Table

Lens Size23mm
Illumination8 Daytime / 2 Night settings
Adjustment Range+/- 40 MOA
Reticle3 MOA Red Dot
Adjustment TypeScrew adjust
Battery LifeUp to 50,000 hours
Waterproof RatingIPX7
FootprintRMSc compatible

What’s in the box?

  • Cyelee CAT Micro Red Dot Sight
  • CR2032 Battery
  • Mounting Screws

First Look & Impression

Upon unboxing the Cyelee CAT Micro, the first thing that strikes you is its compact, sleek design. It’s surprisingly lightweight, yet it feels sturdy and well-built. 

The clarity of the lens is impressive, offering a crisp and clear view. The simplicity of its design belies its sophisticated functionality. This red dot sight is designed for efficiency and ease of use, promising to be a reliable tool in any shooter’s arsenal.

Who Should Get Cyelee CAT Micro

The Cyelee CAT Micro is ideal for anyone who values precision, durability, and ease of use in a red dot sight. It’s particularly suited for shooters requiring a reliable self-defense or competitive optic.

Types of guns suitable for this Red Dot

  • Canik Elite TP9 SC
  • Canik METE SFX
  • Canik METE SFT
  • Sig P365XL/P365X
  • Ruger Max-9
  • Glock 43X MOS/48 MOS
  • Springfield Hellcat OSP
  • S&W Shield 2.0 Optics Ready
  • S&W M&P Shield Plus Performance Center
  • Walther PPS M2 Optics Ready
  • Girsan MC1911SC Ultimate
  • Any pistol/mount/slide with RMS/RMSC footprint.

Top 6 Features of Cyelee CAT Micro

1. Ease of Use

The Cyelee CAT Micro stands out for its user-friendly design, particularly its innovative ‘Shake Awake’ feature. This function ensures the sight is always ready for action. 

Once powered on, the sight enters sleep mode after four minutes of inactivity, conserving battery life. However, it springs back to life with the slightest movement. 

This feature is not just about convenience; it’s about being prepared and responsive in situations where every second counts. The user interface is intuitive, making it accessible even for those new to red dot sights.

My Testing

During my testing, the ‘Shake Awake’ feature performed flawlessly. Whether I was walking with the firearm or simply picking it up after a period of rest, the sight was instantly operational. 

This reliability is crucial, especially in high-stress scenarios where fumbling with switches is not an option. The ease of use significantly boosts confidence in the field.

2. Durability and Build Quality

The Cyelee CAT Micro’s robustness is evident in its aerospace-grade aluminum construction. The choice of material speaks volumes about its ability to withstand the rigors of regular use. 

It’s designed to endure not just the recoil of a firearm but also the environmental challenges it might face. Furthermore, the recessed optic lens is a thoughtful addition, offering extra protection against scratches and impacts. 

This construction is complemented by an IPX7 waterproof rating, ensuring it can handle exposure to water without compromising its functionality.

My Testing

I tested the CAT Micro’s durability under various conditions, including rain and rough handling. It stood up admirably to all challenges, maintaining functionality without any signs of wear or water ingress. The solid feel and resistance to impact were particularly impressive, providing peace of mind that it’s built to last.

3. Battery Life and Power Efficiency

The CAT Micro’s power efficiency is a standout feature, operating on a single CR2032 battery while offering up to 50,000 hours of life. This impressive lifespan is a testament to the advanced technology used in its design. 

The long battery life reduces the need for frequent replacements, which is not only convenient but also cost-effective. For a user, this means less worry about the sight dying at a critical moment and more focus on the task at hand.

My Testing

While testing, the CAT Micro’s battery life lived up to its promises. I didn’t have to replace the battery, and the performance remained consistent throughout. 

The balance between power efficiency and operational readiness was striking, showcasing the advanced engineering behind this sight.

4. Optical Clarity and Reticle

The optical clarity of the CAT Micro is exceptional. The sight offers a clear, unobstructed view of the target, with a crisp 3 MOA red dot reticle that aids in quick target acquisition.

This clarity is crucial for precision shooting and becomes even more important in high-stress scenarios. The sight’s lens is designed to minimize distortions and reflections, providing a true-to-life view of the target area.

My Testing

During testing, I found the optical clarity to be impeccable. The red dot was bright and sharp, making it easy to focus on targets at various distances. 

The sight’s performance in different lighting conditions was also noteworthy, with the reticle remaining visible even in bright sunlight. 

However, a minor drawback I noticed was the lack of click adjustments for windage and elevation, which made precise tuning slightly more challenging.

5. Infinite MOA Adjustment

The Cyelee CAT Micro’s Infinite MOA (Minute of Angle) adjustment system is a standout feature for precision shooters. Unlike traditional click MOA systems, the Infinite MOA offers subtler, more refined adjustments. 

This is particularly useful in situations demanding high accuracy, such as competitive shooting or professional use. The ability to fine-tune your zero with precision ensures that the shooter can make the most of the red dot’s capabilities, enhancing overall shooting accuracy.

My Testing

I found the Infinite MOA adjustment to be a double-edged sword. On one hand, the precision it offers is unmatched, allowing for extremely fine-tuned adjustments. 

However, the lack of tactile feedback (clicks) made it more challenging to gauge adjustments accurately without visual confirmation. It requires a bit more patience and skill, which might not be ideal for all shooters.

6. Windowless Waterproof LED Emitter

The Cyelee CAT Micro adopts a unique windowless waterproof LED emitter design. This technology eliminates the need for a secondary LED emitter window, reducing maintenance and enhancing sight clarity. 

By avoiding obstructions like dirt or moisture on the lens, this design ensures a consistently clear view. The full IPX7 waterproof rating is an added advantage, providing assurance against water damage in harsh weather conditions or accidental submersions.

My Testing

The windowless design proved highly effective in maintaining a clear sight picture. In environments where dirt and moisture were prevalent, the CAT Micro’s lens remained remarkably clean compared to traditional designs. 

The waterproofing held up well, but the open-bottom design for battery access did raise some concerns about long-term exposure to extreme conditions.

Footprint and Mounting Considerations

The Cyelee CAT Micro utilizes the popular RMSc footprint, making it widely compatible with many modern pistols and mounting plates. This footprint is ideal for subcompact firearms, allowing for a seamless integration without overhang or imbalance. 

The mounting process is straightforward, requiring a minimum of four properly seated thread lengths for secure attachment. It’s important for users to ensure compatibility with their firearm’s slide or mounting plate, and to consider using thread locker for additional security.

Pros and Cons: Cyelee CAT Micro


  • Shake Awake feature for immediate readiness.
  • Long battery life of up to 50,000 hours.
  • Robust aerospace-grade aluminum construction.
  • Excellent waterproof and shockproof capabilities.
  • Compact size for ease of concealment.
  • Clear optical lens with a crisp 3 MOA red dot.
  • Infinite MOA adjustment for precise zeroing.
  • Windowless waterproof LED emitter for clear vision.
  • Compatible with a wide range of pistols using the RMSc footprint.


  • Windage and elevation adjustments lack tactile feedback.
  • The hood is thinner compared to other RMSc sights.

Final Verdict

As a professional shooter who has rigorously tested the Cyelee CAT Micro, I can confidently say that this red dot sight is a remarkable addition to any shooter’s arsenal. 

Its blend of innovative features, durability, and user-friendliness stands out in the crowded field of firearm optics. 

While it may have some minor areas for improvement, its overall performance, particularly in ease of use and clarity, makes it a top choice for both self-defense and competitive shooting. It’s a product that speaks for itself once you experience its capabilities firsthand.


Is RMS and RMSc the same?

The RMS and RMSc are related but distinct. The RMSc is a slimmer version of the RMS, designed specifically for single stack pistols like the Glock 43, Smith & Wesson Shield, and 1911 models.

What is the most common red dot footprint?

The Trijicon RMR footprint is arguably the most common and widely adopted footprint in the red dot sight market today.

One Request?

I worked hard on this post to help the shooters community. it would help me a lot if you consider sharing it on social media network

BecauseSharing Is Caring..

Because Sharing Is Caring..

Leave a Comment