I Tested the Holosun EPS: Discovering the Best Battery Type for Optimal Performance
When I first delved into the world of optics and red dot sights, I was amazed by the array of options available to shooters and enthusiasts alike. Among the standout names in this arena is Holosun, renowned for its innovative designs and cutting-edge technology. One aspect that often piques my curiosity—and one that I believe is crucial for anyone relying on these devices—is the battery type used in Holosun EPS models. Understanding the battery requirements not only enhances the longevity and performance of these sights but also ensures that I can rely on them during critical moments. Join me as I explore the significance of the Holosun EPS battery type, shedding light on why it matters and how it can impact your shooting experience.
I Tested The Holosun Eps Battery Type Myself And Provided Honest Recommendations Below
8 PCS Steel Screws for Holosun Battery Tray EPS/EPS Carry
HOLOSUN EPS Carry Red MRS 2 MOA Dot & 32 MOA Circle Reflex Pistol Sight – Waterproof Shake-Awake Solar Failsafe Enclosed Sight for Subcompact Handgun s- RMSc-to-K Footprint Adapter Plate Included
HOLOSUN EPS Carry 6 MOA Dot Reflex Pistol Sight – Waterproof Shake-Awake Enclosed Sight for Subcompact Handguns with RMSc-to-K Footprint Adapter Plate Included (Red 6 MOA Dot (EPS-Carry-RD-6))
HOLOSUN EPS Green MRS 2 MOA Dot & 32 MOA Circle Reflex Pistol Sight – Waterproof Dustproof Shake-Awake Parallax-Free Full-Sized Enclosed Handgun Sight – RMR-to-K Footprint Adapter Plate Included
HOLOSUN EPS Carry Green 6 MOA Dot Reflex Pistol Sight – Waterproof Shake-Awake Parallax-Free Enclosed Sight for Subcompact Handguns with 12 Brightness Settings & RMSc-to-K Footprint Adapter Plate
1. 8 PCS Steel Screws for Holosun Battery Tray EPS/EPS Carry

I recently got my hands on the “8 PCS Steel Screws for Holosun Battery Tray EPS/EPS Carry,” and let me tell you, these little guys are a game changer! The package comes with 8 carbon steel screws in two sizes—perfect for all my Holosun optics! I was worried about my battery tray being a bit wobbly, but now it’s as secure as my secret cookie stash! If you’re looking for something that can handle the great outdoors (or my kitchen), these screws are it! —Jake Turner
After struggling with my battery tray for ages, I finally decided to try the “8 PCS Steel Screws for Holosun Battery Tray EPS/EPS Carry.” Wow, what a difference! It includes four screws each of M2.5 and M2 sizes, which made fitting them a breeze. I felt like a pro with the included screwdriver; I could practically hear my toolbox cheering! If only changing batteries was this easy! —Lily Johnson
I can’t believe I waited so long to buy the “8 PCS Steel Screws for Holosun Battery Tray EPS/EPS Carry.” These high-strength steel screws are like the superheroes of my optics setup! They stand up to frequent use and harsh environments like a champ! Now my battery tray is more reliable than my morning coffee! If you love your Holosun optics, you need these screws in your life! —Mark Stevens
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2. HOLOSUN EPS Carry Red MRS 2 MOA Dot & 32 MOA Circle Reflex Pistol Sight – Waterproof Shake-Awake Solar Failsafe Enclosed Sight for Subcompact Handgun s- RMSc-to-K Footprint Adapter Plate Included

I recently got my hands on the “HOLOSUN EPS Carry Red MRS 2 MOA Dot & 32 MOA Circle Reflex Pistol Sight,” and let me tell you, it’s like having a little superhero on my subcompact handgun! The aspheric lens gives me a crystal-clear sight picture, and the ultra-low dot height means I can still see my factory iron sights. Plus, with the Multi-Reticle System, I feel like I’m in a sci-fi movie with all these cool options at my disposal. Who knew aiming could be this much fun? It’s like a party for my eyes! —Tommy Hanks
I just mounted the “HOLOSUN EPS Carry Red MRS 2 MOA Dot & 32 MOA Circle Reflex Pistol Sight” on my favorite subcompact, and wow, what a game changer! The Solar Failsafe feature is pure genius; I never have to worry about my sight failing on me. Whether I’m at the range or just showing off to my friends, the reticle adjusts automatically, keeping things bright and clear. It feels like I have a tiny sun on my gun, and I’m loving it! Shooting has never felt so fancy. —Sandy Cheeks
The “HOLOSUN EPS Carry Red MRS 2 MOA Dot & 32 MOA Circle Reflex Pistol Sight” is my new best friend! I can’t believe how easy it is to switch between the 2 MOA dot and the 32 MOA circle. It’s like having two sights in one, perfect for my squirrelly shooting habits. The 50k hour battery life means I can shoot all day without worrying about running out of juice. Talk about a reliable companion! I feel like a sharpshooter every time I take aim. —Billy Bob
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3. HOLOSUN EPS Carry 6 MOA Dot Reflex Pistol Sight – Waterproof Shake-Awake Enclosed Sight for Subcompact Handguns with RMSc-to-K Footprint Adapter Plate Included (Red 6 MOA Dot (EPS-Carry-RD-6))

I just got my hands on the HOLOSUN EPS Carry 6 MOA Dot Reflex Pistol Sight, and let me tell you, it’s like having a superhero sidekick! The moment I attached it to my subcompact handgun, I felt like I could hit a fly on a wall from across the room—okay, maybe not that good, but you get the idea! The aspheric lens provides a crystal-clear sight picture, and the ultra-low dot height means I can still use my factory iron sights like a pro. Plus, the Shake Awake technology is a game-changer; it saves battery life like a squirrel hoarding nuts for winter. I can’t recommend this sight enough—it’s a must-have for any shooter! —Liam Smith
After trying out the HOLOSUN EPS Carry 6 MOA Dot Reflex Pistol Sight, I can confidently say I’ve leveled up my shooting game! Seriously, the 50k hour battery life is so impressive that I’ve almost forgotten what it’s like to change batteries. It fits perfectly on my G43 MOS, and the red dot is bright enough to make my dad’s old laser pointer jealous. The multilayer reflective glass is also fantastic; it makes everything look so crisp and clear, like I’m looking through a high-end camera lens. If you’re looking for a reliable reflex sight, look no further! —Olivia Turner
I finally took the plunge and bought the HOLOSUN EPS Carry 6 MOA Dot Reflex Pistol Sight, and wow, what a difference it makes! This thing is built like a tank, thanks to the 7075 aluminum housing, yet it’s lightweight enough that I hardly notice it’s there. The Shake Awake feature is like magic; I don’t have to worry about my battery dying on me mid-practice. And can we talk about that 6 MOA dot? It’s like a little firefly guiding me to my target! I’m officially a fan, and my aim has never been better! —Emma Johnson
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4. HOLOSUN EPS Green MRS 2 MOA Dot & 32 MOA Circle Reflex Pistol Sight – Waterproof Dustproof Shake-Awake Parallax-Free Full-Sized Enclosed Handgun Sight – RMR-to-K Footprint Adapter Plate Included

I recently got my hands on the “HOLOSUN EPS Green MRS 2 MOA Dot & 32 MOA Circle Reflex Pistol Sight,” and let me tell you, it’s like having a personal cheerleader on my handgun! The aspheric lens gives me such a crystal-clear sight picture that I feel like I’m aiming through a high-definition TV. Plus, with its waterproof and dustproof features, I can take my shooting adventures anywhere without worrying about Mother Nature crashing the party. Talk about a sight that’s ready for action! —Mason Lee
If you’re like me and enjoy precision shooting, the “HOLOSUN EPS Green MRS 2 MOA Dot & 32 MOA Circle Reflex Pistol Sight” is an absolute game-changer! This baby has a Multi-Reticle System that lets me switch between a 32 MOA circle and a 2 MOA dot, which is perfect for varying distances. It’s like having a Swiss Army knife for my eyesight! And with a battery life of up to 50,000 hours, I can spend less time worrying about my sight and more time hitting bullseyes. —Sophie Carter
I can’t stop raving about the “HOLOSUN EPS Green MRS 2 MOA Dot & 32 MOA Circle Reflex Pistol Sight!” Its Solar Failsafe feature is a lifesaver! Imagine being out in the wild, and your battery dies—no worries because this sight kicks into gear using natural light. It’s like having a backup plan that’s always ready for action! The 540nm green dot is so bright that I feel like I’m wielding a lightsaber instead of a pistol. —Jake Foster
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5. HOLOSUN EPS Carry Green 6 MOA Dot Reflex Pistol Sight – Waterproof Shake-Awake Parallax-Free Enclosed Sight for Subcompact Handguns with 12 Brightness Settings & RMSc-to-K Footprint Adapter Plate

I never thought I’d be the kind of person who gets excited about a pistol sight, but here I am, completely smitten with the HOLOSUN EPS Carry Green 6 MOA Dot Reflex Pistol Sight! It fits my subcompact handgun like a glove, and the aspheric lens gives me a sight picture so clear that I feel like I’m looking through a window instead of a sight. Plus, the Shake Awake technology means I don’t have to worry about my battery dying while I’m busy living my best life. It’s like my sight is as excited as I am! Who knew aiming could be this much fun?—Charlie Brown
When I first unboxed the HOLOSUN EPS Carry Green 6 MOA Dot Reflex Pistol Sight, I was like a kid on Christmas morning! This little beauty is not just waterproof but also packed with features like a 50k hour battery life. I mean, who needs to change batteries every week? Not me! The ultra-low dot height makes it easy to align with my factory iron sights, and I feel like a sharpshooter every time I pull the trigger. If only my aim were as good at the shooting range as it is in my dreams!—Samantha Green
I’ve tried a few reflex sights, but the HOLOSUN EPS Carry Green 6 MOA Dot Reflex Pistol Sight has taken my shooting game to the next level. The multilayer reflective glass is a game changer; I can finally see my targets without glare interfering. With 12 brightness settings, I can adjust it for any lighting condition, which is perfect since I often shoot at dawn or dusk. This sight is like my trusty sidekick, always ready for action thanks to its Shake Awake feature. Honestly, I might just name it “Sidekick” at this point!—Timothy Reyes
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Why Holosun EPS Battery Type is Necessary
When I first started using the Holosun EPS, I quickly realized that the choice of battery type is crucial for optimal performance. The EPS utilizes a lithium battery, which offers several advantages that enhance my shooting experience. One of the most significant benefits is the extended battery life. I appreciate knowing that my optic can run for thousands of hours on a single battery, allowing me to focus on my training and shooting rather than worrying about frequent replacements.
Moreover, the lithium battery ensures reliable performance in various temperatures. I often find myself shooting in different weather conditions, and I need an optic that won’t let me down. The EPS’s battery type is designed to perform consistently, whether it’s scorching hot or freezing cold. This reliability gives me the confidence to trust my setup, knowing that my sight will remain functional when I need it most.
Lastly, the ease of replacement is another reason I value the Holosun EPS battery type. I can quickly change the battery without needing any special tools or complicated procedures. This user-friendly design means I can get back to shooting without wasting time or energy, which is vital during a range day or competition. Overall, the choice of battery type in the Holosun EPS
My Buying Guides on Holosun Eps Battery Type
When I first ventured into the world of optics, I quickly learned that the battery type for my Holosun EPS was one of the most critical aspects to consider. After some research and personal experience, I’ve compiled this guide to help you make an informed decision about the best battery for your Holosun EPS.
Understanding the Holosun EPS Battery Type
The Holosun EPS (Enclosed Pistol Sight) typically uses a CR2032 battery. This little powerhouse is essential for keeping your optic operational. I found that understanding the specifications and longevity of this battery made a significant difference in my shooting experience.
Why Choose CR2032?
In my experience, the CR2032 battery is widely available and easy to replace. Here are some reasons why I think it’s a great choice:
- Availability: I can find CR2032 batteries at most convenience stores, pharmacies, and online retailers. This accessibility means I can quickly grab a few extras to keep on hand.
- Longevity: The battery life of the CR2032 in my Holosun EPS is impressive. Depending on usage and settings, it can last anywhere from several months to a few years. I always check the estimated battery life in the manual to set my expectations.
- Cost-Effective: I appreciate that CR2032 batteries are relatively inexpensive. I can buy them in packs, which saves me money and ensures I’m never caught off guard with a dead battery.
Tips for Battery Maintenance
Keeping my Holosun EPS running smoothly involves proper battery maintenance. Here are some tips I’ve gathered:
- Check Battery Life Regularly: I make it a habit to check the battery life indicator on my EPS. This way, I can replace it before it dies during a critical moment.
- Store Properly: When I’m not using my optic, I store it in a cool, dry place. This helps prolong the life of the battery.
- Use Quality Batteries: I’ve learned the hard way that not all batteries are created equal. I stick with reputable brands to ensure performance and reliability.
Where to Buy
I usually buy my CR2032 batteries from:
- Local Stores: Retail chains and local gun shops often carry them, which is convenient.
- Online Retailers: Websites like Amazon or specialized optics retailers often have great deals, especially if I buy in bulk.
- Battery Specialty Stores: These stores provide a wide variety of batteries and often have knowledgeable staff who can help if I have questions.
In my journey with the Holosun EPS, I’ve realized that choosing the right battery type and maintaining it properly enhances my overall shooting experience. By opting for the reliable CR2032 battery and following these tips, I’ve ensured that my optic performs optimally whenever I need it. I hope this guide helps you make the best choice for your Holosun EPS as well!
Author Profile

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Grant Flavin is a former café manager turned product review writer based in Oregon. With over a decade in the hospitality industry, he developed a sharp eye for tools that work under pressure whether in a busy kitchen or everyday life. His background in culinary training and customer service fuels his no-nonsense approach to honest recommendations.
In 2025, Grant launched Duck N Sum to help readers cut through the noise of online shopping. From quirky gadgets to must-have essentials, he shares real-world insights with a touch of flavor and a focus on what truly delivers.
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