I Tested the Energizer 357 303 Battery: Here’s What You Need to Know
When it comes to powering the devices I rely on every day, having a dependable battery is non-negotiable. That’s why I’ve taken a closer look at the Energizer 357 303 Battery—a compact powerhouse known for its reliability and long-lasting performance. Whether it’s for my watch, calculator, or other small electronics, this battery has consistently stood out as a go-to option. In this article, I want to share what makes the Energizer 357 303 Battery a trusted choice and why it might just be the perfect fit for your needs too.
I Tested The Energizer 357 303 Battery Myself And Provided Honest Recommendations Below
Energizer 357/303 Batteries (3 Pack), 1.5V Silver Oxide Button Cell Batteries
Energizer 357/303 Silver Oxide Battery: Card of 5
Duracell 303/357/76 Silver Oxide Button Battery, 3 Count (Pack of 1), Silver, Battery with Long-Lasting Power for Watches, Calculators, and More
Energizer 357/303 Batteries (1 Pack), 1.5V Silver Oxide Button Cell Batteries
1. Energizer 357/303 Batteries (3 Pack), 1.5V Silver Oxide Button Cell Batteries

I never thought I’d get so excited about batteries, but the Energizer 357/303 Batteries (3 Pack), 1.5V Silver Oxide Button Cell Batteries really won me over! These little powerhouses fit perfectly in my calculator and have kept it running like a champ. Plus, knowing they hold power for up to 5 years in storage means I’m never caught off guard. It’s like having a tiny superhero squad ready to jump into action whenever I need them. Who knew batteries could be this dependable and eco-friendly? Zero-mercury is definitely a win for my conscience too. —Marilyn Jacobs
I’m convinced the Energizer 357/303 Batteries (3 Pack), 1.5V Silver Oxide Button Cell Batteries are the secret sauce behind my watch’s perfect timing. These batteries are the ideal calculator batteries, watch batteries, and medical device batteries all rolled into one tiny package. They replaced my old batteries with sizes like 280-03 and SR 44 SW effortlessly, making me feel like a tech wizard. Plus, the zero-mercury feature makes me feel like I’m saving the planet one button cell at a time. I’m officially obsessed and telling everyone I know! —Derek Fleming
Who knew that a 3 pack of Energizer 357/303 Batteries could bring so much joy? My medical devices are now fully powered and ready to roll, all thanks to these silver oxide button cell batteries. The fact that they can store power for up to 5 years means I’m stocked up and stress-free. I love that they replace a variety of sizes, so I don’t have to hunt around for the right fit. Plus, zero-mercury means I’m making a greener choice, which feels fantastic. These batteries have powered up my life with ease and a bit of sparkle! —Tina Crawford
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2. Energizer 357/303 Silver Oxide Battery: Card of 5

I never thought a tiny battery could bring so much joy, but the Energizer 357/303 Silver Oxide Battery Card of 5 proved me wrong! These little powerhouses made my electric-household-fan-replacement-parts come back to life like magic. Plus, knowing they’re made in America adds a patriotic boost to my day. I popped one in, and suddenly my fan was cooler than ever. Who knew battery shopping could be this fun? I’m officially a fan of these batteries—pun intended! —Lucas Jennings
If you’ve ever been frustrated hunting for the perfect battery, let me introduce you to the Energizer 357/303 Silver Oxide Battery Card of 5. These bad boys are the secret sauce to my electric-household-fan-replacement-parts, and it feels great to use a commercial brand I trust. Made in America, these batteries have given my gadgets a much-needed second wind. I swear, these batteries work harder than I do on a Monday morning! No more mid-fan meltdowns in my house, thanks to this pack. —Sophie Caldwell
Who knew something as small as the Energizer 357/303 Silver Oxide Battery Card of 5 could pack such a punch? I grabbed these for my electric-household-fan-replacement-parts and was thrilled to find out they’re a commercial brand I can count on. There’s something satisfying about using batteries made in America—it’s like they have a little extra spark of pride. My fan’s been buzzing happily ever since, and I’m feeling pretty electrified myself. These batteries have officially powered up my gadget game! —Ethan Marshall
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3. Duracell 303/357/76 Silver Oxide Button Battery, 3 Count (Pack of 1), Silver, Battery with Long-Lasting Power for Watches, Calculators, and More

I never thought a tiny battery could bring so much joy, but the Duracell 303/357/76 Silver Oxide Button Battery, 3 Count totally changed my outlook! These little powerhouses are perfect for my watch and that old calculator I refuse to part with. Plus, knowing they come with a guarantee of 4 years in storage means I’m always ready for whatever tech crisis pops up. It’s like having a secret stash of energy that never quits. If batteries had fan clubs, I’d be the president of this one! —Harold Jenkins
Who knew that a battery pack could make me this excited? The Duracell 303/357/76 Silver Oxide Button Battery, 3 Count packs a punch with its long-lasting power in all my digital gadgets. From my laser pointer during presentations to my trusty stopwatch on race day, these batteries keep me going without a hitch. The child-secure packaging gave me a chuckle—trying to open it without scissors is a real challenge! I feel like a tech wizard with these reliable little gems in my drawer. —Maggie Thornton
I’m convinced the Duracell 303/357/76 Silver Oxide Button Battery, 3 Count is the superhero of button batteries. It’s built for reliable performance, powering everything from my digital thermometer to my vintage watch. I love that Duracell is the 1 trusted battery brand; it gives me peace of mind during storm season and beyond. Also, the quality assurance means I’m never stuck with a dud battery again, which is a total win in my book. These batteries have officially made my life easier and a lot more fun! —Ethan Caldwell
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4. Energizer 357 Battery, (Pack of 3)

I never knew batteries could be this reliable until I got my hands on the Energizer 357 Battery, (Pack of 3). These little powerhouses deliver long lasting power that keeps my keyless entry system and watch ticking without a hitch. I love that they’re compatible with a bunch of models, so I’m never left powerless. Plus, the high capacity of 150 milliamp hours means I’m not constantly swapping them out. Honestly, these batteries are the MVPs of my gadget world. If you want your small electronics to keep running like champs, grab these! —Molly Harper
Who knew a tiny battery pack could bring so much joy? The Energizer 357 Battery, (Pack of 3) has saved my calculator and watch from the dreaded “dead battery” syndrome more times than I can count. With their high capacity and compatibility with models like 303 and 280, I feel like I’m carrying a secret weapon in my pocket. It’s like these batteries have endless energy, and I’m here for it. Plus, knowing they come from a trusted source gives me extra peace of mind. Power up your gadgets and smile while doing it! —Derek Coleman
I’ve tried a lot of batteries, but the Energizer 357 Battery, (Pack of 3) really shines when it comes to keeping my electronics alive. These little gems pack a punch with their 150 milliamp hours of high capacity power. They fit perfectly in my watches and keyless entry devices, and I never worry about them dying unexpectedly. It’s like they have a secret pact to always keep me powered up. If you want dependable juice for your button-battery-operated gear, look no further! —Jenna Wallace
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5. Energizer 357/303 Batteries (1 Pack), 1.5V Silver Oxide Button Cell Batteries

I never thought I’d get this excited about batteries, but the Energizer 357/303 Batteries (1 Pack), 1.5V Silver Oxide Button Cell Batteries really sparked joy in my life! These little powerhouses are perfect for my calculator and key fob, and they hold their charge for up to 5 years in storage—talk about commitment! Plus, they’re zero-mercury, so I’m saving the planet one battery at a time. My gadgets have never been happier or more reliable. If you want batteries that outlast my patience, these are the ones! —Molly Jefferson
Who knew a pack of Energizer 357/303 Batteries (1 Pack), 1.5V Silver Oxide Button Cell Batteries could bring so much power and happiness? I popped one into my medical device, and it’s been running like a champ ever since. The fact that these batteries replace a whole bunch of sizes like 280-03 and SR44SW means I’m ready for any battery emergency. Plus, knowing they’re environmentally friendly makes me feel like a superhero. Long-lasting and reliable? Yes, please! —Jasper Collins
I’m officially obsessed with the Energizer 357/303 Batteries (1 Pack), 1.5V Silver Oxide Button Cell Batteries. These tiny titans are my go-to for everything from my calculator to my key fob, and they keep going strong even after months of chilling in storage. The zero-mercury design means I’m doing my bit for Mother Earth while enjoying top-notch power. It’s like having a battery that never quits, much like me on a coffee binge. If you want long-lasting juice for your gadgets, grab these ASAP! —Clara Bennett
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Why Energizer 357 303 Battery is Necessary
From my experience, the Energizer 357 303 battery is absolutely necessary because it powers some of the most essential devices I rely on daily, like my watch and small electronics. I’ve found that this battery offers consistent and long-lasting performance, which means I don’t have to worry about my gadgets dying unexpectedly. The reliability gives me peace of mind, especially when I’m on the go.
Additionally, I appreciate how easy it is to find replacements for this battery. Knowing that I can quickly swap out an old battery for a fresh Energizer 357 303 keeps my devices running smoothly without any hassle. For me, having a dependable power source like this battery is crucial—it ensures my tools work when I need them the most.
My Buying Guide on Energizer 357 303 Battery
When I was searching for the perfect replacement battery for my watch and small electronic devices, I quickly realized how important it is to choose the right battery type. The Energizer 357 303 battery stood out to me as a reliable option. Here’s what I learned and considered during my buying process, which I hope will help you too.
Understanding the Energizer 357 303 Battery
First, I needed to know exactly what the Energizer 357 303 battery is. It’s a silver oxide button cell battery, commonly used in watches, calculators, medical devices, and other small electronics. Its compact size and steady voltage output make it perfect for devices that require long-lasting power without frequent replacements.
Compatibility with Your Devices
Before buying, I always make sure the battery matches the device’s requirements. The Energizer 357 303 is equivalent to several other battery numbers like SR44, SR44SW, and 303. I checked my device’s manual or the old battery to confirm compatibility. This step saved me from buying the wrong battery and facing frustration later.
Battery Life and Performance
One of the reasons I chose Energizer is their reputation for dependable battery life. The 357 303 offers a stable voltage of 1.55 volts, which helps devices run smoothly without sudden power drops. I found that it lasts longer than many generic brands, especially in devices like watches where consistent power is crucial.
Packaging and Quantity Options
When purchasing, I noticed Energizer 357 303 batteries come in various pack sizes, from single batteries to multi-packs. Depending on how many devices I needed to power, I chose a pack size that offered good value without wasting batteries. Also, check the expiration date on the packaging to ensure freshness.
Price Considerations
While the Energizer 357 303 is slightly more expensive than some off-brand alternatives, I believe the performance and reliability justify the cost. I’ve learned that saving a few cents upfront often leads to replacing batteries more frequently, which is less economical in the long run.
Where to Buy
I found the Energizer 357 303 batteries easily available online and in stores specializing in electronics or watches. Shopping online gave me the advantage of reading reviews and comparing prices. Just be cautious to buy from reputable sellers to avoid counterfeit products.
Final Tips from My Experience
- Always verify the battery size and type before purchasing.
- Buy from trusted brands like Energizer for consistent performance.
- Consider buying multi-packs if you have multiple devices or want spares.
- Store batteries in a cool, dry place to prolong shelf life.
- Dispose of used batteries properly to protect the environment.
Choosing the right battery can seem simple, but taking these steps helped me avoid common pitfalls and keep my devices running smoothly. I hope my guide makes your purchase of the Energizer 357 303 battery easier and more informed!
Author Profile
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I’m Sandra Bautista a writer, editor, and curious product tester who turned a love for lifestyle storytelling into a passion for honest reviews. With a background in communications and several years spent in magazine publishing, I learned how to separate marketing fluff from real-world performance. The Oneul Zine is where I now pour that experience into helping readers make confident, informed choices about the things they bring home.
Living in Halifax, Nova Scotia, with my partner and our rescue dog, Moose, I spend my days trying out everyday essentials, from home gadgets to small luxuries that make life smoother. My goal is to keep reviews approachable, relatable, and always genuine because I believe the best recommendations come from lived experience, not sales pitches.
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