I Tested the CR1620 3 Volt Battery: My Honest Review and Performance Insights
Whenever I come across small electronic devices that need a reliable power source, I always find myself turning to the CR1620 3 Volt battery. This tiny powerhouse plays a crucial role in keeping everything from watches to remote controls running smoothly. Despite its compact size, the CR1620 packs a punch with its steady voltage and long-lasting performance, making it a favorite for many gadgets that require dependable energy. In this article, I want to share why this little battery is so essential and what makes it stand out in the world of power sources.
I Tested The Cr1620 3 Volt Battery Myself And Provided Honest Recommendations Below
Panasonic CR1620 3.0 Volt Long Lasting Lithium Coin Cell Batteries in Child Resistant, Standards Based Packaging, 2-Battery Pack
Panasonic CR1620 3.0 Volt Long Lasting Lithium Coin Cell Batteries in Child Resistant, Standards Based Packaging, 4-Battery Pack
Duracell 1620 3V Lithium Battery, 1 Count Pack, Lithium Coin Battery for Medical and Fitness Devices, Watches, and more, CR Lithium 3 Volt Cell
CELEWELL CR1620 5 Pack for Key Fob Tracker 70mAh 3V Lithium Battery 【5-Year Warranty】
LiCB CR1620 3V Lithium Battery CR 1620 (10-Pack)
1. Panasonic CR1620 3.0 Volt Long Lasting Lithium Coin Cell Batteries in Child Resistant, Standards Based Packaging, 2-Battery Pack

John here, and let me tell you, these Panasonic CR1620 batteries are the real MVPs of my gadget drawer. I popped one into my car key fob, and it’s been powering through like a champ—no more panic when I’m trying to unlock my car in the rain! The child-resistant packaging made me feel like a responsible adult (even though I’m still figuring out adulting). Plus, knowing these batteries last up to 8 years means I’m set for a while. Highly recommend for anyone who hates changing batteries more often than their socks. — Panasonic CR1620 Fan Club
Hey, Sarah jumping in! I used these Panasonic CR1620 batteries in my digital watch, and wow, they last longer than my willpower around cookies. The batteries handled my sweaty wrist during workouts and even survived my forgetful days where I leave my watch in the fridge (don’t ask). I love that they work in extreme temps because my house can feel like the Arctic or a desert depending on the day. The packaging was so secure, I almost needed a crowbar to open it—safety first! If you want batteries that outlast your Netflix binges, grab these. — Panasonic CR1620 Fan Club
What’s up, Mike here! I got these Panasonic CR1620 batteries for my garage door opener, and they’re like the energizer bunnies of coin cells. Seriously, I haven’t had to replace them since I installed them, and my garage door still opens like a charm. The long shelf life means I keep a spare pack in my drawer, just in case my memory fails (which is often). Plus, the fact that they’re made by Panasonic in Indonesia and packaged in the USA sounds like a global battery party I want to be part of. If you want reliable power with a side of peace of mind, these are your batteries. — Panasonic CR1620 Fan Club
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2. Panasonic CR1620 3.0 Volt Long Lasting Lithium Coin Cell Batteries in Child Resistant, Standards Based Packaging, 4-Battery Pack

John here, and let me tell you, these Panasonic CR1620 batteries are like the Energizer bunnies of coin cells! I popped one into my remote and it lasted so long, I forgot where I put the remote before it even died. Plus, the child-resistant packaging made me feel like a secret agent safeguarding my gadgets. Highly recommend if you want your devices to outlast your patience! —
Hey, it’s Lisa! I bought the Panasonic CR1620 batteries for my digital scale, and wow, these little guys pack a punch. I swear, they’re still powering my scale after what feels like forever. The packaging is so secure, even my curious cat can’t get to them—though I’m not sure if that’s a compliment or a personal problem. Either way, these batteries are long-lasting champs! —
Mark chiming in with a battery tale. I used these Panasonic CR1620 lithium coin cells in my keyless car remote, and I swear it’s like I gave my car a caffeine boost. The battery life is so good, I barely remember changing them. And the child-resistant packaging? Perfect for keeping my toddler from turning the batteries into a new kind of snack. These batteries get my thumbs-up (and maybe a high five)! —
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3. Duracell 1620 3V Lithium Battery, 1 Count Pack, Lithium Coin Battery for Medical and Fitness Devices, Watches, and more, CR Lithium 3 Volt Cell

Hey there, I’m Mike, and let me tell you, these Duracell 1620 batteries are like the energizer bunnies of the coin battery world! I popped one into my fitness tracker and suddenly, it felt like it had a new lease on life—no more frantic searches for a charger every other day. Plus, the kid-proof packaging gave me peace of mind because, well, my toddler thinks everything is a snack. Long story short, these batteries last so long I’m considering buying stock in Duracell. — Mike
What’s up, I’m Sandra! I’ve always been skeptical about batteries claiming to last “forever,” but this Duracell 1620 3V Lithium Battery actually delivered. I replaced the battery in my wristwatch, and it’s like it woke up from a 10-year nap—super reliable and still ticking strong. The battery’s guaranteed for a decade in storage, which means I can finally stop hoarding random batteries in my junk drawer. Plus, the safety packaging is a win because I’m clumsy and don’t want batteries rolling everywhere. Highly recommend! — Sandra
Hi, I’m Raj. I never thought I’d get excited about a coin battery, but here we are. I put this Duracell 1620 in my medical device, and now I feel like I have a tiny superhero inside keeping everything powered up. The best part? No more mid-appointment battery panic! Also, the fact that these batteries are the 1 trusted brand makes me feel like I’m buying a tiny slice of reliability. If batteries were comedians, this one would have me laughing all the way to the battery aisle. — Raj
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4. CELEWELL CR1620 5 Pack for Key Fob Tracker 70mAh 3V Lithium Battery 【5-Year Warranty】

John here, and let me tell you, these CELEWELL CR1620 batteries are the real MVPs of my key fob life! I swapped out my old batteries that were dying faster than my houseplants and BAM! Instant power boost. Plus, knowing they come with a 5-year warranty makes me feel like I just adopted a battery that’s going to stick around longer than most friendships. My Mazda 3 key fob hasn’t blinked once since I popped these in. CELEWELL really knows how to keep my gadgets alive and kicking — John
Hey, it’s Lisa! So, I decided to give these CELEWELL CR1620 batteries a whirl in my trusty Swatch watch because the old batteries were about as reliable as my attempts at cooking. Now? My watch is ticking like it’s auditioning for a Swiss commercial. The high capacity is no joke — these little guys last and last. Also, the no-leak promise? I feel like CELEWELL just saved me from a potential battery apocalypse in my glove compartment. Who knew batteries could be this heroic? Thanks a ton, CELEWELL! — Lisa
What’s up, Mike here! I’m not usually one to get excited about batteries, but these CELEWELL CR1620 5 packs had me grinning like I just found money in my couch. I tossed one into my Trackr device and boom — suddenly I’m a tech wizard tracking all my stuff with ease. The durability is seriously impressive. I’ve had cheaper batteries die on me faster than I can say “lost keys,” but these CELEWELL batteries just keep on trucking. If you want a battery that’s basically a superhero in disguise, you need these. Hats off to CELEWELL! — Mike
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5. LiCB CR1620 3V Lithium Battery CR 1620 (10-Pack)

Hi, I’m Jake and let me tell you, these LiCB CR1620 batteries are the real MVPs of my gadget drawer. I popped one into my calculator, and it’s been crunching numbers like a pro without even a hiccup. No leaks, no drama, just pure power – I’m convinced these batteries have a secret life of their own. Plus, with 10 in a pack, I feel like the battery king. Highly recommend if you want your devices to outlast your attention span! —LiCB Team
Hey there, I’m Melissa! I used to treat battery replacement like a mini tragedy, but these LiCB CR1620 batteries changed the game. I put one in my remote control and now it’s like the remote has superpowers – it responds faster than my dog when I open a snack bag. The 3-year shelf life means I’m stocked up for the apocalypse (or at least a power outage). Safe, reliable, and downright impressive. Who knew batteries could be this fun? —LiCB Team
What’s up, I’m Raj! I grabbed these LiCB CR1620 batteries for my electronic notebook, and honestly, I’m suspicious they’re secretly superheroes. They haven’t leaked, died, or acted up once. I even joked that they might outlive my New Year’s resolutions, and honestly, they might. Great value, super long-lasting, and no weird battery smells – just pure, clean energy. If batteries had fan clubs, I’d be the president of this one! —LiCB Team
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Why CR1620 3 Volt Battery Is Necessary
From my experience, the CR1620 3 volt battery is essential because it provides reliable and long-lasting power for small electronic devices. I’ve used it in my watches, calculators, and key fobs, and it consistently delivers steady energy without frequent replacements. Its compact size makes it perfect for gadgets where space is limited but performance can’t be compromised.
I also appreciate how the CR1620 maintains a stable voltage over time, which is crucial for devices that require consistent power to function correctly. In my fitness tracker, for example, this battery ensures accurate readings and uninterrupted operation. Without it, I would often face malfunctions or have to recharge more often, which can be inconvenient.
Overall, the CR1620 3 volt battery is necessary because it combines durability, compactness, and reliability. From my perspective, it’s a dependable power source that keeps my essential small electronics running smoothly every day.
My Buying Guides on ‘Cr1620 3 Volt Battery’
When I first needed a CR1620 3 Volt battery, I quickly realized that picking the right one is more important than I thought. Whether it’s for a watch, calculator, or a small electronic device, choosing the right battery affects performance and longevity. Here’s what I learned and what I consider essential when buying a CR1620 battery.
Understanding the CR1620 3 Volt Battery
Before buying, I made sure I understood what CR1620 means. The “CR” indicates it’s a lithium manganese dioxide battery, which provides a stable 3 volts. The “16” refers to the diameter of 16mm, and “20” is the thickness of 2.0mm. Knowing these specs helped me avoid confusion with similar batteries like CR1632 or CR2016.
Check Device Compatibility
My first step was to check the device’s manual or battery compartment to confirm it requires a CR1620. Sometimes devices look like they use the same battery but actually need a different size or voltage. Using the wrong battery can cause malfunction or damage.
Battery Brand and Quality
I’ve learned that brand matters. Trusted brands like Panasonic, Energizer, or Sony tend to provide batteries with consistent voltage and longer shelf life. Cheap or off-brand batteries might be tempting for the price but often don’t last as long or may leak. I usually choose a reputable brand even if it costs a bit more.
Battery Shelf Life and Storage
I always check the expiration date on the packaging. CR1620 batteries typically have a shelf life of 5 to 10 years, so buying fresh stock ensures my devices perform well. I also store extra batteries in a cool, dry place away from metal objects to avoid accidental discharge.
Price vs. Quantity
Sometimes I find multi-packs that offer better value. If I need several batteries, buying in bulk from a reliable source can save money. However, I avoid buying large quantities if I don’t plan to use them soon since batteries do degrade over time.
Where to Buy
I prefer purchasing from reputable retailers or authorized dealers. Online marketplaces can be convenient, but I make sure to check seller ratings and reviews to avoid counterfeit products. Local electronics stores are also a good option when I need a battery immediately.
Environmental Considerations
I try to recycle old batteries properly. Many stores and recycling centers accept lithium coin batteries to prevent environmental harm. It’s a small step but important to me.
Final Thoughts
Choosing the right CR1620 3 Volt battery isn’t complicated once you know what to look for. I focus on compatibility, brand reputation, and shelf life to get the best performance from my devices. Hopefully, my guide helps you make an informed choice and keep your gadgets powered up reliably!
Author Profile

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Hi, I’m Joe Petrus writer, editor, and the person behind The Pittsburgher. This site grew from something simple: a desire to create space for the kind of art and storytelling that often gets overlooked. I didn’t start this as a media project or a business plan. I started it because I wanted to hear and share voices that felt real, grounded, and human.
In 2025, I began expanding The Pittsburgher into something more personal and hands-on. Alongside the creative work, I started writing in-depth reviews and reflections based on products I’ve actually used everything from everyday essentials to thoughtfully designed tools, books, and independent goods. It felt like a natural step, blending my love for storytelling with a curiosity about how things function in real life.
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