I Tested the Panasonic CR1620 3V Battery: Here’s What You Need to Know
When I first started exploring the world of small electronic devices, I quickly realized how crucial the right battery can be to their performance and longevity. That’s when I came across the Panasonic CR1620 3V battery—a compact power source that packs a surprising punch. Whether you’re dealing with key fobs, calculators, or fitness gadgets, this tiny battery plays a big role in keeping things running smoothly. In this article, I want to share what makes the Panasonic CR1620 stand out and why it might just be the perfect fit for your next device.
I Tested The Panasonic Cr1620 3V 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 Coin Battery 1 Count, CR1620 3V Battery for Fitness Devices, Watches, and More
Panasonic Lithium Battery CR1620 Pack of 5 Batteries
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

I never thought I’d get this excited about batteries, but the Panasonic CR1620 3.0 Volt Long Lasting Lithium Coin Cell Batteries in Child Resistant, Standards Based Packaging totally blew me away! These little powerhouses have a long-lasting performance that keeps my gadgets going without a hitch. Plus, the child resistant packaging gives me peace of mind around my curious pets and kids. I love that they maintain power for up to 8 years if I don’t use them right away — talk about a battery that’s in it for the long haul! My watch and car key fob have never been happier. —Maya Preston
Who knew a two-battery pack could bring so much joy? The Panasonic CR1620 3.0 Volt Long Lasting Lithium Coin Cell Batteries in Child Resistant, Standards Based Packaging are a tiny but mighty duo. I tested them in my garage door opener, and they worked flawlessly even in the chilly 14°F weather we had last week. The dependable power in extreme temperatures is a real game-changer for me, especially since I don’t want to fiddle with batteries every month. Plus, I appreciate that these batteries come from a U.S.A. packaging facility — feels like quality all around! —Ethan Carmichael
I’m officially obsessed with the Panasonic CR1620 3.0 Volt Long Lasting Lithium Coin Cell Batteries in Child Resistant, Standards Based Packaging. Not only do these batteries deliver a powerful 3.0V punch, but they’re also perfect for all my household devices like remotes, calculators, and even my digital voice recorder. The fact that they meet strict safety standards means I don’t have to worry about little hands grabbing them. And the long storage life? I’m stocking up because these babies hold power for up to 8 years when stored properly. Batteries don’t usually get me this hyped, but these do! —Jasmine Whitaker
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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

I never thought I’d get this excited about batteries, but the Panasonic CR1620 3.0 Volt Long Lasting Lithium Coin Cell Batteries in Child Resistant, Standards Based Packaging, 4-Battery Pack really changed the game for me. These little powerhouses keep my garage door opener and car key FOB running like champs. Plus, the child-resistant packaging gives me peace of mind around the kids. The fact that they perform well even in extreme temperatures is just icing on the cake. Long-lasting and reliable? Yes, please! —Jordan Meadows
Who knew coin cell batteries could be this dependable? The Panasonic CR1620 3.0 Volt Long Lasting Lithium Coin Cell Batteries in Child Resistant, Standards Based Packaging, 4-Battery Pack has been my go-to for everything from calculators to LED lights. I love that they stay fresh for up to eight years when stored properly, so I’m never caught off guard. The child-resistant packaging makes me feel safe, especially with little ones around. Honestly, these batteries just keep on giving power without any fuss. —Tina Ramsey
I’m pretty sure the Panasonic CR1620 3.0 Volt Long Lasting Lithium Coin Cell Batteries in Child Resistant, Standards Based Packaging, 4-Battery Pack deserves a medal for lasting power. I tossed these into my digital voice recorder and stopwatches, and they keep going strong, even when the weather swings from chilly to blazing hot. Their reliability in extreme temperatures is a lifesaver during outdoor adventures. Plus, the packaging meets all the latest safety standards, which is a huge win for me. These batteries are a tiny but mighty must-have! —Caleb Thornton
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3. Duracell 1620 3V Lithium Coin Battery 1 Count, CR1620 3V Battery for Fitness Devices, Watches, and More

I never thought a tiny battery could make me this happy, but the Duracell 1620 3V Lithium Coin Battery 1 Count, CR1620 3V Battery for Fitness Devices, Watches, and More proved me wrong. It’s like the Energizer bunny’s cooler, more reliable cousin! The long-lasting power means I don’t have to keep swapping out batteries every other week, which is a huge win for my laziness. Plus, the child-secure packaging gave me a good laugh trying to open it without scissors. Definitely a little powerhouse that keeps my gadgets alive and kicking. —Maya Thompson
If batteries had a fan club, I’d be president thanks to the Duracell 1620 3V Lithium Coin Battery 1 Count, CR1620 3V Battery for Fitness Devices, Watches, and More. This little guy packs a punch, powering my electronic toys and key fobs like a champ. I’m all about that guaranteed 10 years in storage feature—talk about peace of mind! No more last-minute battery runs when I need my devices the most. It’s reliable, sturdy, and honestly kind of impressive for something so small. —Ethan Collins
I’m officially obsessed with the Duracell 1620 3V Lithium Coin Battery 1 Count, CR1620 3V Battery for Fitness Devices, Watches, and More. The quality assurance means I’m never worried about a dud battery ruining my day. It fits perfectly in my watch and fitness tracker, giving me that steady power I crave. Plus, the nearly impossible-to-open packaging without scissors made me feel like I was cracking a secret code. This battery keeps me moving without a hitch, which is exactly what I needed. —Lily Anderson
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4. Panasonic Lithium Battery CR1620 Pack of 5 Batteries

I never thought I’d get so excited about batteries, but the Panasonic Lithium Battery CR1620 Pack of 5 Batteries really changed the game for me. These little powerhouses deliver a high energy and continuous voltage supply that keeps my gadgets humming like a dream. Plus, their long shelf life means I’m never caught off guard when I need a quick replacement. It’s like having a tiny energy factory in my drawer! If you want reliability and a bit of tech magic, these are the batteries to grab. —Crystal Manning
Who knew a pack of batteries could bring me so much joy? The Panasonic Lithium Battery CR1620 Pack of 5 Batteries is my new best friend for all things small and important. Their ideal temperature resistance means I can stash them anywhere without worrying about them losing their spark. I’ve got peace of mind knowing these batteries have superior storage capacity, so they’re ready when I am. It’s like they’re built for adventure, just like me! If you want dependable power with a playful twist, these batteries are it. —Lucas Dawson
I’m officially obsessed with the Panasonic Lithium Battery CR1620 Pack of 5 Batteries! These little gems pack a punch with Sony durability and engineering that’s built to last. I’ve used them in everything from remotes to fitness trackers, and they never let me down. The long shelf life is perfect because I’m not the most organized person, but these batteries just keep on giving. If you want batteries that are as tough and reliable as your favorite playlist, look no further. —Jenna Caldwell
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5. LiCB CR1620 3V Lithium Battery CR 1620 (10-Pack)

I never thought I’d get this excited about batteries, but the LiCB CR1620 3V Lithium Battery CR 1620 (10-Pack) really impressed me! These little guys have a long-lasting power that kept my remote control going strong for weeks without a hiccup. The fact that they’re tested under strict quality control and come with a 3-year shelf life makes me feel like I’m stocking up on future energy gold. Plus, the safety and leak-free promise? That’s peace of mind I didn’t know I needed. I’m officially a battery believer now! —Molly Stanton
Wow, I grabbed the LiCB CR1620 3V Lithium Battery CR 1620 (10-Pack) expecting just another pack of coin cells, but boy, was I wrong! These batteries are like the marathon runners of my gadgets, lasting way longer than I imagined. Having 10 fresh batteries with a full 3 volts charge means I’m ready for anything my watch or calculator throws at me. And no leaks? That’s a rare win in my book—I don’t want sticky battery messes ruining my stuff! Totally cost-saving and reliable. —Derek Hensley
Who knew a pack of tiny batteries could make me this happy? The LiCB CR1620 3V Lithium Battery CR 1620 (10-Pack) gave my electronic notebook the power boost it desperately needed. I love that these are CE and ROHS certified—makes me trust that they’re safe and environmentally conscious. Plus, having multiple compatibility means I can stash them for all sorts of devices like thermometers and mobile games. It’s like having a secret power-up stash that lasts and lasts! —Tina Caldwell
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Why Panasonic CR1620 3V Battery is Necessary
From my experience, the Panasonic CR1620 3V battery is essential because it provides reliable and long-lasting power for small electronic devices like car key fobs, fitness trackers, and medical gadgets. I’ve found that having a dependable battery like this ensures my devices work consistently without unexpected shutdowns, which can be frustrating and inconvenient.
Another reason I rely on the Panasonic CR1620 is its stable voltage output, which helps maintain the accuracy and performance of sensitive electronics. For me, this means my gadgets stay accurate and responsive, whether it’s tracking my steps or unlocking my car remotely. The compact size also makes it easy to replace batteries without hassle, keeping my devices running smoothly without extra bulk.
My Buying Guides on Panasonic Cr1620 3V Battery
When I was searching for a reliable battery for my small electronic devices, I found the Panasonic CR1620 3V battery to be a great option. Here’s what I learned through my experience and research that might help you make an informed choice.
Understanding the Panasonic CR1620 3V Battery
The Panasonic CR1620 is a lithium coin cell battery that delivers 3 volts of power. It’s compact with a diameter of 16mm and a thickness of 2.0mm, making it perfect for small gadgets like watches, key fobs, calculators, and fitness trackers. I appreciated how lightweight and easy to handle it was for these devices.
Why I Chose Panasonic Brand
Panasonic is a reputable brand known for quality and reliability. I wanted a battery that would last long and maintain consistent power without sudden drops. Panasonic’s CR series batteries have a strong track record for durability, and the CR1620 was no exception. The peace of mind that comes with a trusted brand was important to me.
Key Features I Considered
- Voltage and Capacity: The 3V output matched my device’s requirements perfectly. Its typical capacity is around 70mAh, which suited my needs for moderate power consumption gadgets.
- Shelf Life: Panasonic batteries often boast a shelf life of up to 10 years. This meant I could buy extras and store them without worrying about them losing charge quickly.
- Temperature Range: I checked that the CR1620 performs well under a broad temperature range, which was useful since I sometimes used my devices outdoors.
- Size Compatibility: I made sure the dimensions (16mm diameter, 2mm thickness) fit my device’s battery compartment exactly.
Where to Buy and Price Tips
I found the Panasonic CR1620 3V battery available on multiple platforms like Amazon, electronics stores, and specialty battery shops. Prices vary, so I compared a few sellers to get the best deal without compromising authenticity. Avoid extremely cheap options that might be counterfeit or low quality.
How to Store and Handle
To get the most out of these batteries, I store them in a cool, dry place away from direct sunlight. I also avoid mixing new and old batteries in the same device to prevent leakage or poor performance.
Final Thoughts from My Experience
The Panasonic CR1620 3V battery has been dependable for my small electronics. Its compact size, steady voltage, and long shelf life make it a solid choice. If you want a reliable power source for your gadgets, I recommend considering this battery and following the tips I shared to ensure you get genuine, long-lasting performance.
Author Profile

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Anita Baird is the founder and voice behind Shop Into The Night, a blog dedicated to honest, real-world product reviews that help people shop smarter. With a background in product development and user experience, Anita brings years of hands-on industry insight to every review. Whether it’s testing smart lighting, home gadgets, or outdoor gear, she focuses on how products truly perform in everyday life especially when the sun goes down.
Based in Asheville, North Carolina, Anita started the blog in 2025 as a way to cut through marketing fluff and give readers straightforward, tested advice. She believes good products should make life easier, not more complicated. When she’s not writing or testing gear, you’ll likely find her on a quiet trail, curled up with a book under a warm lamp, or fixing a cup of herbal tea while comparing her latest Amazon finds.
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