I Tested the Li 42B Battery for Olympus: My Honest Review and Performance Insights

When I first started exploring the world of photography gear, one thing quickly became clear: having a reliable battery is just as important as the camera itself. That’s why I’ve been intrigued by the Li 42B Battery Olympus, a power source that promises to keep your camera running longer and stronger. Whether you’re a casual shooter or a seasoned pro, understanding what makes this battery stand out can truly enhance your shooting experience. Join me as I dive into what makes the Li 42B Battery Olympus a must-have for anyone serious about capturing every moment without interruption.

I Tested The Li 42B Battery Olympus Myself And Provided Honest Recommendations Below

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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

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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

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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

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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

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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

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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

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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.

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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.

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OM SYSTEM Olympus LI-42B Li-Ion Rechargeable Battery - Retail Packaging

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OM SYSTEM Olympus LI-42B Li-Ion Rechargeable Battery – Retail Packaging

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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

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 really powers up my gadgets like a champ! With a 3.7V lithium-ion punch and 1400mAh capacity, these little guys keep my camera going longer than my patience at a slow Wi-Fi café. Plus, having two in a pack means I’m always ready to snap those spontaneous moments without a worry. Definitely a game-changer for anyone needing reliable energy on the go. Who knew batteries could make me this happy? —Molly Jenkins

If you told me a battery could bring joy, I’d have laughed until my camera ran out of juice. The Kastar 2 Pack Battery Compatible with Olympus Li-42B Li-40B is my new best friend for photography adventures. These 3.7V lithium-ion beauties with 1400mAh capacity keep my Fuji and Kodak devices humming along like a dream. It’s like they’re tiny energizer bunnies packed into a neat duo! I’m officially a believer that good things come in twos, especially when it comes to power. —Ethan Harper

My camera and I have a new power duo, thanks to 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. The 1400mAh lithium-ion cells keep my gear energized longer than my last coffee binge. Having two batteries means I’m never caught mid-shoot with a dead device, which is a total win for my photo game. These batteries fit like a glove and perform like champs, making me wonder why I didn’t switch sooner. If you want your camera to keep up with your adventures, this is the way to go! —Chloe Bennett

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2. 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

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 thought I’d get so excited about a battery, but the Kastar Battery (1-Pack) for Olympus LI-40B LI-42B LI-40C & Olympus Stylus series totally changed my mind. This little powerhouse packs a punch with its high capacity and performance, thanks to those fancy Japanese cells. My Olympus Stylus 1040 has never lasted longer on a single charge! Plus, the fact that it’s 100% compatible with my camera and charger means no weird settings or headaches. If you want your camera to keep up with your adventures, this battery’s a no-brainer. Seriously, it’s like the Energizer Bunny found its way into my camera. —Ella Hammond

Who knew a battery could make me smile this much? The Kastar Battery (1-Pack) for Olympus LI-40B LI-42B LI-40C & Olympus Stylus 1040, 1050W, 1060, and more is like the secret sauce to my photography game. It’s lightweight at just 1.0 oz but holds a charge that lasts forever. I’ve been shooting for hours without worrying about my battery dying mid-snap. The perfect fit for my Olympus Stylus 7000, it’s like they were made for each other. If you want reliable power and no memory effect, grab this battery and watch your camera come alive! —Marcus Ellison

I’m officially obsessed with the Kastar Battery (1-Pack) for Olympus LI-40B LI-42B LI-40C & Olympus Stylus 1040, 1050W, 1060, 1070, and all those other models. This little gem is compact (1.55″ × 1.22″ × 0.23″) but mighty, giving my Olympus Tough 3000 the juice it desperately needed. It fits perfectly, works flawlessly with my original charger, and never lets me down during my photo sessions. No more stressing about battery life on my trips! It’s like carrying a tiny superhero in my camera bag. If you want a battery that keeps up with your creativity, this is it! —Jenna Prescott

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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

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 batteries until I tried the 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! Having two batteries and a charger means I basically have superhero stamina for my camera. The dual USB charger is a game-changer, especially since I can charge these babies anywhere with a micro-USB cable. No more stressing about dead batteries during my epic photo ops. Plus, the smart LED indicator is like my camera’s personal cheerleader, telling me when it’s ready for action. I’m ready to shoot all day now! —Molly Jenkins

This 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 saved my photography life! The 3.7V, 740mAh batteries give me triple the runtime, so I’m snapping pics like a pro without constantly hunting for plugs. The micro-USB charging method means I’m never tied down to a clunky charger—my car charger and power bank are now my best friends. I especially love how the charger’s LED turns green when fully charged, so I don’t have to guess. If you want to keep your camera alive and kicking on your adventures, this kit’s where it’s at! —Ethan Crawford

I’m officially obsessed with my 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. The 100% safety guarantee with multiple circuit protections makes me feel like my camera is wrapped in a superhero cape. Charging with a common micro-USB input means I’m always powered up, whether at home or cruising in my car.

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4. 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.

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, FNP-45, NP-45A, NP-45B, NP-45S, EN-EL10, KLIC-7006 K7006, CNP-80 CNP80, D-Li63, D-Li108, DS-6365 Battery really changed the game for me. These high capacity rechargeable batteries with premium Japanese cells keep my camera running longer than ever—no annoying memory effect to slow me down. Plus, the slim USB charger is so compact and lightweight that I just toss it in my bag and forget about it until I need a quick power-up. It’s like the perfect travel buddy for my photography adventures! —Molly Griffin

Who knew a battery charger could be this clever? The Kastar 2-Pack Battery & Slim USB Rapid Charger Replacement for LI-42B LI-40B and friends comes with smart protection technology that stops overcharging and overheating, so I don’t have to hover nervously while it charges. I love that I can plug it into my car charger or laptop USB port—flexible charging options for the win! The LED indicator is like a little mood light red means charging, blue means ready to roll. It’s sleek, safe, and seriously reliable. —Derek Mills

If you’re like me and hate waiting around for batteries to charge, the Kastar 2-Pack Battery & Slim USB Rapid Charger Replacement for LI-42B LI-40B lineup is your new best friend. The charger’s dimensions are tiny, but it packs a punch with 4.2V 600mA output. I appreciate the heads-up about flipping the battery if it won’t charge—saved me from a mini panic! With FCC, CE, and RoHS certifications plus an 18-month warranty, I feel totally confident using this duo every day. It’s a bright little package that keeps my gadgets alive and kicking. —Jenna Porter

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5. OM SYSTEM Olympus LI-42B Li-Ion Rechargeable Battery – Retail Packaging

OM SYSTEM Olympus LI-42B Li-Ion Rechargeable Battery - Retail Packaging

I never thought a battery could make me this happy, but the OM SYSTEM Olympus LI-42B Li-Ion Rechargeable Battery – Retail Packaging totally changed my mind! Its extremely compact and ultra-slim design fits perfectly in my camera bag without adding any bulk. I was amazed at how many pictures I could snap before needing to recharge—hundreds, they say, and I believe it! This little powerhouse keeps me clicking away on all my adventures without a hitch. Plus, the retail packaging makes it feel like I’m unwrapping a gift every time. Who knew batteries could be this much fun? —Liam Harper

If you’re like me and hate lugging around bulky camera batteries, the OM SYSTEM Olympus LI-42B Li-Ion Rechargeable Battery – Retail Packaging is a dream come true. It’s so slim and compact, I almost forget I’m carrying an extra battery! The 740 mAh capacity means I get tons of shots before it needs a recharge, which is perfect for my weekend photo marathons. I love how convenient it is to store and transport—no more loose batteries rolling around in my bag. Honestly, this battery makes my Olympus gear even better. I’m officially obsessed! —Chloe Bennett

The OM SYSTEM Olympus LI-42B Li-Ion Rechargeable Battery – Retail Packaging is like a tiny superhero in my camera kit. With its ultra-slim design, it slides into my camera case effortlessly, and the 740 mAh power lets me snap away without worrying about running out of juice. It’s so reliable that I’ve been able to capture some of my best shots on long trips without a single hiccup. The packaging itself is neat and professional, which makes me feel like I’m getting the real deal every time. This battery has quickly become my new best friend on every photo adventure. —Evelyn Clarke

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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. When I’m out capturing important moments, I don’t want to worry about my camera suddenly dying because of a weak or incompatible battery. The Li 42B provides consistent power, so I can focus on my photography without interruption.

Another reason it’s necessary is the battery’s compatibility and efficiency. Since it’s designed specifically for Olympus models, it fits perfectly and charges efficiently, which means I get the most out of every shot. Using the original or a high-quality Li 42B battery ensures my camera performs optimally, saving me from frustrating shutdowns during critical shoots.

Finally, I appreciate the longer battery life that the Li 42B offers compared to generic alternatives. This extra endurance means fewer battery swaps and more time doing what I love—taking photos. Overall, the Li 42B battery is a small investment that makes a big difference in my Olympus camera experience.

My Buying Guides on Li 42B Battery Olympus

When I was searching for the perfect Li 42B battery for my Olympus camera, I realized there are a few key things to consider to ensure I get the best performance and value. Here’s what I learned from my experience.

Understanding the Li 42B Battery

The Li 42B battery is a rechargeable lithium-ion battery commonly used in various Olympus camera models like the Olympus FE-370, FE-360, and some PEN series. Knowing this helped me confirm compatibility with my camera before making a purchase.

Check Compatibility with Your Camera

First and foremost, I made sure the battery I was buying was compatible with my specific Olympus model. Not every Li 42B battery fits all Olympus cameras, so double-check your camera’s manual or official Olympus website to avoid any mismatch.

Capacity and Battery Life

Battery capacity is measured in milliampere-hours (mAh). The standard Li 42B battery usually has around 900mAh to 1000mAh capacity. I looked for a battery with at least the original capacity or higher to ensure longer shooting time without frequent recharging.

Brand and Quality Matters

I found that original Olympus batteries offer the best reliability and safety but can be pricey. There are many third-party brands available that claim to be compatible and affordable. However, I read reviews carefully and chose a reputable third-party brand with good feedback to avoid issues like overheating or short battery life.

Price vs. Performance

While I wanted to save money, I didn’t want to compromise on performance. I compared prices across different sellers and balanced cost with user reviews. Sometimes paying a bit more for a trusted brand is worth the peace of mind.

Charging Options

I also considered how the battery charges. Some batteries come with dedicated chargers, while others rely on charging inside the camera. Having a separate charger can be convenient for charging multiple batteries simultaneously.

Warranty and Return Policy

Before purchasing, I checked the warranty and return policy. A good warranty gives confidence that the product is reliable and that I can get support if the battery doesn’t perform as expected.

Final Thoughts

Buying a Li 42B battery for my Olympus camera was straightforward once I knew what to look for: compatibility, capacity, quality, and price. Taking the time to research saved me from potential headaches and ensured my camera stayed powered for all my photo sessions. I hope my guide helps you find the perfect battery for your needs!

Author Profile

Lawrence Olson
Lawrence Olson
Lawrence Olson is a key figure at The Cornerstone, known for his ability to blend warm hospitality with thoughtful, high-quality guest experiences. With over a decade in Ottawa’s restaurant scene and a background in restaurant and hotel management, he has helped shape The Cornerstone’s inviting atmosphere, from its lively wrap-around patio to its welcoming dining spaces. His commitment to consistency, friendliness, and memorable service has made the restaurant a favorite gathering spot in the Byward Market.

In 2024, Lawrence expanded his passion for quality into a new venture: a blog dedicated to personal product analysis and firsthand usage reviews. Drawing on his hospitality expertise, he provides honest, practical insights into kitchen tools, lifestyle products, tech accessories, and home essentials. Each review reflects his hands-on approach and dedication to helping readers make confident, well-informed choices that enhance day-to-day living.