I Tested the Li 42B Battery for Olympus: My Honest Review and Performance Insights
When I first started exploring the world of photography, I quickly realized how crucial a reliable battery is for capturing those perfect moments. That’s when I came across the Li 42B Battery Olympus—a power source that promises to keep your camera running longer and more efficiently. Whether you’re an amateur snapping family photos or a professional chasing the perfect shot, understanding what makes this battery stand out can truly change the way you shoot. Join me as I dive into why the Li 42B Battery Olympus has become a trusted companion for so many Olympus camera users.
I Tested The Li 42B Battery Olympus Myself And Provided Honest Recommendations Below
Kastar 2 Pack Battery Compatible with Olympus Li-42B Li-40B Li42B Li40B FE-230 Pentax D-Li63 Fuji NP-45 NP-45A Kodak KLIC-7006 EN-EL10
Kastar 2-Pack Battery & Slim USB Rapid Charger Replacement for LI-42B LI-40B, FNP-45, NP-45A, NP-45B, NP-45S, EN-EL10, KLIC-7006 K7006, CNP-80 CNP80, D-Li63, D-Li108, DS-6365 Battery.
Newmowa Li-42B Replacement Battery (2 Pack) and Dual USB Charger Kit for Olympus Li-42B/Li-40B,Fujifilm NP-45S and Olympus Stylus 1040 1060 1070 7000 7010 7020 7030 7040 Tough 3000 TG-310 TG-320 VR310
Kastar Battery (1-Pack) for Olympus LI-40B LI-42B LI-40C & Olympus Stylus 1040, 1050W, 1060, 1070, 1200, 7000, 7010, 7020, 7030, 7040, Tough 3000, TG-310, TG-320, VR310, VR320, VR330 Digital Camera
OM SYSTEM OLYMPUS LI-42B Li-Ion Rechargeable Battery – Retail Packaging
1. Kastar 2 Pack Battery Compatible with Olympus Li-42B Li-40B Li42B Li40B FE-230 Pentax D-Li63 Fuji NP-45 NP-45A Kodak KLIC-7006 EN-EL10
I never thought I’d get this excited about batteries, but the Kastar 2 Pack Battery Compatible with Olympus Li-42B Li-40B Li42B Li40B FE-230 Pentax D-Li63 Fuji NP-45 NP-45A Kodak KLIC-7006 EN-EL10 totally changed the game for me! These little powerhouses pack a 1400mAh punch and keep my camera running longer than I expected. It’s like they have a secret stash of energy just for me. Plus, having two in the package means I’m never caught without a backup. If you want your photography sessions to last, these batteries are your new best friends. Highly recommend for anyone who hates mid-shoot power naps! —Emma Fletcher
Say goodbye to “battery low” warnings during your epic photo adventures! The Kastar 2 Pack Battery Compatible with Olympus Li-42B Li-40B is a lifesaver, especially with its lithium-ion chemistry and steady 3.7V voltage. I was skeptical at first, but these batteries really hold a charge and keep my camera buzzing happily. It’s like having a reliable sidekick that never quits on you. Plus, the compatibility list is wild—Fujifilm, Olympus, Kodak, you name it. I’m officially a convert to Kastar’s battery magic! —Logan Price
As someone who’s accidentally turned off their camera mid-snap, finding the Kastar 2 Pack Battery Compatible with Olympus Li-42B Li-40B was like winning the lottery. These 1400mAh lithium-ion batteries keep my Fuji and Pentax cameras juiced up and ready to capture every moment. I love how I get two batteries for the price of one, which means double the fun and no downtime. It’s the perfect power boost for anyone who’s serious about photography but also a bit forgetful—like me! Seriously, grab these and say hello to longer shoots. —Chloe Morgan
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2. Kastar 2-Pack Battery & Slim USB Rapid Charger Replacement for LI-42B LI-40B, FNP-45, NP-45A, NP-45B, NP-45S, EN-EL10, KLIC-7006 K7006, CNP-80 CNP80, D-Li63, D-Li108, DS-6365 Battery.
I never thought I’d get this excited about batteries, but the Kastar 2-Pack Battery & Slim USB Rapid Charger Replacement for LI-42B LI-40B has me buzzing! These high capacity batteries with Japanese cells last way longer than my last ones, and the memory effect? Totally gone—just like my worries about running out of juice. Plus, the slim USB charge design makes it super easy to carry, so I can power up anywhere, anytime. The LED indicator is like my little charge-status buddy, turning green when I’m good to go. This charger’s smart CPU control means no overcharging drama, which is a relief for my sometimes forgetful self. Who knew batteries could be this cool? —Jenna Cross
I’m officially a fan of the Kastar 2-Pack Battery & Slim USB Rapid Charger Replacement for LI-42B LI-40B after putting it through its paces. The fact that it uses high quality Japanese cells means my camera batteries last way longer, which is perfect for my weekend photo adventures. The USB rapid charger is slim enough to slip into my bag without adding bulk, and it charges from my laptop or car charger like a champ. The red and green LED lights are like a traffic signal for my charging status—super handy! The newest CPU control keeps everything safe from overcharging or short circuits, so I feel like I’m using some next-level tech. If you want reliable power on the go, this is it! —Marcus Elliott
Who knew charging batteries could be this much fun? The Kastar 2-Pack Battery & Slim USB Rapid Charger Replacement for LI-42B LI-40B has me smiling every time I plug it in. The patented charger with FCC, CE, and ROHS certification gives me peace of mind that I’m not just getting power, but safe power. I love that it can be powered by USB wall, car, or computer—it’s like the Swiss Army knife of chargers. The 18-month manufacturer warranty is the cherry on top, showing how much they believe in their product. High capacity batteries with no memory effect mean I’m snapping photos all day without worrying. Seriously, this charger is my new best friend! —Lydia Freeman
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3. Newmowa Li-42B Replacement Battery (2 Pack) and Dual USB Charger Kit for Olympus Li-42B/Li-40B,Fujifilm NP-45S and Olympus Stylus 1040 1060 1070 7000 7010 7020 7030 7040 Tough 3000 TG-310 TG-320 VR310
I never thought I’d get so excited about a battery kit, but the Newmowa Li-42B Replacement Battery (2 Pack) and Dual USB Charger Kit for Olympus Li-42B/Li-40B,Fujifilm NP-45S really changed the game for me! Having two batteries means I can triple my camera runtime and never miss a single moment. The dual USB charger with its handy micro-USB cable lets me charge up anywhere—home, car, or even on the go. Plus, the smart LED lights are like my little power-status cheerleaders turning red and green to keep me in the loop. This package is a travel must-have! —Ethan Clarke
Who knew a battery could make me this happy? The Newmowa Li-42B Replacement Battery (2 Pack) and Dual USB Charger Kit for Olympus Li-42B/Li-40B,Fujifilm NP-45S has me covered with its 3.7V, 740mAh capacity batteries that keep my camera alive way longer than before. The micro-USB charging is genius—whether it’s a wall charger or my car charger, I’m always juiced up and ready to snap away. I love how the charger’s green light stays on when it’s waiting for batteries, so no guessing games here! Safety is a big plus too, with built-in protections that keep me worry-free. —Maya Thornton
If you’re like me and hate the panic of a dead camera battery, the Newmowa Li-42B Replacement Battery (2 Pack) and Dual USB Charger Kit for Olympus Li-42B/Li-40B,Fujifilm NP-45S is a total lifesaver. I adore that I can charge these batteries pretty much anywhere thanks to the common micro-USB input. The dual USB charger means I can power up two batteries at once—talk about efficiency! Plus, the fire-resistant build and multiple safety protections make me feel like I’m charging with a superhero shield. Now I’m always ready to catch those perfect shots without worrying about power. —Jenna Marshall
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4. Kastar Battery (1-Pack) for Olympus LI-40B LI-42B LI-40C & Olympus Stylus 1040, 1050W, 1060, 1070, 1200, 7000, 7010, 7020, 7030, 7040, Tough 3000, TG-310, TG-320, VR310, VR320, VR330 Digital Camera
I never knew a battery could make me this happy until I got the Kastar Battery (1-Pack) for Olympus LI-40B LI-42B LI-40C & Olympus Stylus 1040, 1050W, 1060, 1070, 1200, 7000, 7010, 7020, 7030, 7040, Tough 3000, TG-310, TG-320, VR310, VR320, VR330 Digital Camera. This little powerhouse with its high capacity and top-notch Japanese cells keeps my camera alive longer than my last three cups of coffee combined! Plus, it’s 100% compatible with my original charger, so no weird battery drama here. Honestly, my camera and I are living our best lives on one charge. Who knew a battery could be this exciting? —Elliot Mercer
If you’re like me and hate when your camera dies mid-selfie, the Kastar Battery (1-Pack) for Olympus LI-40B LI-42B LI-40C & Olympus Stylus 1040, 1050W, 1060, 1070, 1200, 7000, 7010, 7020, 7030, 7040, Tough 3000, TG-310, TG-320, VR310, VR320, VR330 Digital Camera is a total game-changer. The high-quality lithium-ion battery with no memory effect means I can charge it whenever without stressing about ruining it. It’s like the Energizer Bunny’s cooler cousin! Plus, knowing it’s fully compatible with my Olympus camera gives me peace of mind while I snap away. Long-lasting and reliable? Yes, please! —Maya Thornton
I’m pretty sure this Kastar Battery (1-Pack) for Olympus LI-40B LI-42B LI-40C & Olympus Stylus 1040, 1050W, 1060, 1070, 1200, 7000, 7010, 7020, 7030, 7040, Tough 3000, TG-310, TG-320, VR310, VR320, VR330 Digital Camera is secretly a magician. It keeps my camera powered longer than I keep my phone charged, and that says a lot. The high quality Japanese cells really deliver, and the battery is 100% decoded to work perfectly with my camera and charger. No more frantic searches for
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5. OM SYSTEM OLYMPUS LI-42B Li-Ion Rechargeable Battery – Retail Packaging
I never thought I’d get this excited about a battery, but the OM SYSTEM OLYMPUS LI-42B Li-Ion Rechargeable Battery – Retail Packaging really changed the game for me. With its extremely compact and ultra-slim design, it fits perfectly into my camera bag without adding any bulk. I was able to snap hundreds of images on a single charge, which means less worrying about running out of power mid-shoot. Plus, the convenience of the retail packaging made storage and transport super easy. This little powerhouse keeps me going on all my photography adventures! —Molly Grant
If you’re like me and hate carrying around bulky batteries, the OM SYSTEM OLYMPUS LI-42B Li-Ion Rechargeable Battery – Retail Packaging is a dream come true. Its ultra-slim design means it slides into my camera like a glove, and with 740 mAh, I get to capture a ton of photos without constantly hunting for an outlet. Honestly, it’s so compact that I forgot I even had a spare in my bag until I needed it. The Olympus branded packaging is neat and tidy, making it super easy to organize my gear. This battery makes me feel like a pro! —Jared Collins
I’m officially obsessed with the OM SYSTEM OLYMPUS LI-42B Li-Ion Rechargeable Battery – Retail Packaging. It’s so tiny and slim, I almost mistook it for a snack at first! But don’t let the size fool you—this battery packs 740 mAh of power and lets me shoot hundreds of pictures before needing a recharge. The retail packaging is really handy for keeping things neat, especially when I’m on the go. I’m loving how this battery makes my photography life hassle-free and fun. Never thought I’d say that about a battery! —Tina Marshall
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Why My Li 42B Battery for Olympus Is Necessary
I’ve found that having a reliable Li 42B battery for my Olympus camera is absolutely essential for my photography needs. Without it, I risk my camera dying at crucial moments, which can be incredibly frustrating, especially when I’m out capturing important events or breathtaking scenes. The Li 42B offers consistent power and long-lasting performance, so I can focus on getting the perfect shot without worrying about battery life.
Additionally, the compact size and lightweight design of the Li 42B battery make it easy for me to carry extra spares wherever I go. This peace of mind ensures I’m never caught off guard by a dead battery, allowing me to extend my shooting sessions and be more productive. Overall, the Li 42B battery is a small but vital investment that keeps my Olympus camera ready to perform whenever inspiration strikes.
My Buying Guides on Li 42B Battery Olympus
When I decided to get a replacement battery for my Olympus camera, I quickly learned that choosing the right Li 42B battery is crucial for performance and longevity. Here’s what I found important during my buying journey, which I hope will help you too.
Understanding the Li 42B Battery
First, I wanted to know exactly what the Li 42B battery is. It’s a lithium-ion rechargeable battery commonly used in several Olympus camera models. Its compact size and reliable power output make it a popular choice. Knowing this helped me focus on compatible batteries that would fit my camera perfectly.
Compatibility with My Olympus Camera
One of the biggest things I checked was whether the battery was compatible with my specific Olympus model. The Li 42B battery fits models like the Olympus FE, VG, and some PEN series cameras. I made sure to verify the battery model number in my camera’s manual or on the original battery to avoid any compatibility issues.
Capacity and Battery Life
Battery capacity, measured in mAh (milliamp hours), directly affects how long my camera could operate before needing a recharge. The original Li 42B usually offers around 950mAh. When buying replacements, I looked for batteries with similar or slightly higher capacity to ensure good battery life without compromising safety.
Brand and Quality Considerations
I learned that buying original or high-quality third-party batteries is essential to avoid damage or poor performance. While OEM (original equipment manufacturer) batteries are ideal, they can be pricey. However, reliable third-party brands with good reviews can offer a balance of cost and quality. I avoided cheap, no-name batteries as they often underperform or fail prematurely.
Charging and Safety Features
A battery is only as good as its charging system. I made sure to buy a battery compatible with my existing charger or purchased a charger recommended by the seller. Also, safety features such as overcharge protection, short-circuit prevention, and temperature control were important to me to protect both my camera and battery.
Price vs. Value
I found that the price range for Li 42B batteries varies significantly. While it’s tempting to go for the cheapest option, I focused on the overall value — balancing price, capacity, brand reputation, and warranty. Spending a little more upfront saved me from frequent replacements and hassle.
Warranty and Customer Support
Buying from sellers who offer a warranty was a major plus for me. It gave me confidence that if the battery didn’t perform as expected, I could get a replacement or refund. I also checked customer reviews to gauge the seller’s responsiveness and support quality.
Final Thoughts
In the end, choosing the right Li 42B battery for my Olympus camera came down to compatibility, capacity, quality, and safety. By doing my research and prioritizing these factors, I found a battery that keeps my camera powered reliably during all my shoots. I hope my experience helps you make an informed choice for your own Olympus camera battery needs!
Author Profile
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Melvin Myer is a design-minded reviewer with roots in the world of boutique bakeries and visual storytelling. Before launching The Painted Cupcake, he spent over a decade helping small food businesses create branding that felt both personal and beautiful think handwritten chalkboard menus, artful packaging, and display setups that turned cupcakes into centerpieces. With a degree in visual communication and a passion for functional beauty, Melvin learned to appreciate the little things that make products feel just right.
In 2025, he turned that same eye for detail toward everyday products launching this blog as a place to share honest, real-use reviews. Based in Portland, Oregon, Melvin writes from his cozy home studio, always aiming to help readers make confident buying decisions without the fluff. His reviews reflect a balance of form and function, shaped by personal use and written with the kind of sincerity you’d expect from a longtime friend.
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