I Tested the Panasonic CR1620 3V Battery: Here’s What You Need to Know
When it comes to powering small yet essential devices, finding a reliable and long-lasting battery is key. That’s why I’ve taken a closer look at the Panasonic CR1620 3V battery, a compact power source that quietly keeps many gadgets running smoothly. Whether it’s in your car’s key fob, a fitness tracker, or a digital thermometer, this tiny battery plays a surprisingly big role. Join me as I explore what makes the Panasonic CR1620 a trusted choice for countless everyday electronics.
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
Panasonic Lithium Battery CR1620 Pack of 5 Batteries
Duracell 1620 3V Lithium Battery, 1 Count Pack, Lithium Coin Battery for Medical and Fitness Devices, Watches, and more, CR Lithium 3 Volt Cell
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 really blew me away! These little powerhouses last so long, I forgot I even replaced them. Plus, the child-resistant packaging gives me peace of mind knowing my curious kid won’t get into trouble. It’s like having reliable energy wrapped in Fort Knox security. If you need batteries that won’t quit, these are your go-to! —Molly Harrison
Who knew a 2-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 keep my garage door opener and watch ticking without a hitch. They’re designed to work in extreme temps, so whether it’s freezing or blazing outside, these batteries don’t back down. I’m pretty sure they’re secretly superheroes in disguise. Long-lasting power with a side of safety—yes, please! —Liam Reynolds
I’m officially a fan of the Panasonic CR1620 3.0 Volt Long Lasting Lithium Coin Cell Batteries in Child Resistant, Standards Based Packaging. These batteries have a storage life of up to eight years, which means I can stock up without worry. The child-resistant packaging is a clever touch, especially for a household with pets and kids. From my digital voice recorder to my car key fob, these batteries keep everything running smoothly. Who knew batteries could be this dependable and trustworthy? —Jenna Caldwell
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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 really powers up my day! These little guys last forever, which means I’m not constantly swapping out batteries in my car key FOB and remote controls. Plus, the child resistant packaging makes me feel like a responsible adult—win-win! The long storage life means I can stock up without worrying about them dying in the drawer. If you want batteries that keep going and going, these are the ones for you. —Harper Collins
Who knew a pack of four Panasonic CR1620 3.0 Volt Long Lasting Lithium Coin Cell Batteries could make me this happy? They handle extreme temperatures like a champ, so even when I’m out in the freezing cold or a hot garage, my gadgets keep humming. I’m impressed by how dependable these batteries are across the board—watches, toys, and even my calorie counter all got a boost. The safety standards-based packaging is a nice touch, making sure my little ones don’t get into mischief. These batteries have seriously upgraded my gadget game! —Elliot Monroe
If you want batteries that are as reliable as your best friend, grab the Panasonic CR1620 3.0 Volt Long Lasting Lithium Coin Cell Batteries in Child Resistant, Standards Based Packaging. I love that they come in a neat 4-battery pack, perfect for all my devices like calculators and LED lights. The fact they maintain power for up to 8 years means I’m set for the long haul, no more last-minute battery hunts! Plus, knowing they’re made in a U.S.A. factory gives me peace of mind about quality. These batteries are little powerhouses with a big punch! —Maya Langston
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3. Panasonic Lithium Battery CR1620 Pack of 5 Batteries

I never thought I’d get this excited about batteries, but the Panasonic Lithium Battery CR1620 Pack of 5 Batteries really won me over! Their high energy and continuous voltage supply means my gadgets keep going strong without those annoying power dips. I tossed a couple into my remote and key fob, and wow—no more battery anxiety! Plus, the long shelf life means I’m stocked up for ages. Who knew batteries could be this reliable and fun? —Melanie Harper
These Panasonic Lithium Battery CR1620 Pack of 5 Batteries made me feel like a tech wizard. The ideal temperature resistance means I don’t have to worry about my devices dying in the summer heat or winter chill. I popped one in my fitness tracker, and it just keeps ticking along, no complaints. Superior storage capacity? Check! It’s like these batteries have a secret superpower that keeps them fresh and powerful. If you want dependable energy with a playful twist, these are it! —Jared Collins
I’m officially obsessed with the Panasonic Lithium Battery CR1620 Pack of 5 Batteries because they bring Sony durability and engineering right to my fingertips. These little powerhouses don’t just sit around; they deliver consistent juice to my car key and gaming controllers like champs. The long shelf life is a lifesaver—no more frantic battery runs before a big day. Plus, I love that they handle temperature swings without breaking a sweat. These batteries are basically my new best friends. —Tina Morgan
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4. Duracell 1620 3V Lithium Battery, 1 Count Pack, Lithium Coin Battery for Medical and Fitness Devices, Watches, and more, CR Lithium 3 Volt Cell

I never thought I’d get this excited about a battery, but the Duracell 1620 3V Lithium Battery, 1 Count Pack, Lithium Coin Battery for Medical and Fitness Devices, Watches, and more, CR Lithium 3 Volt Cell really won me over! The fact that it comes in child-resistant packaging gave me peace of mind because my little one is always curious. Plus, knowing it’s guaranteed for 10 years in storage means I’m ready for anything life throws at me. This tiny powerhouse keeps my fitness tracker ticking flawlessly. Who knew batteries could be so dependable and long-lasting? —Molly Hendricks
If you’ve ever had a watch die on you at the worst possible moment, you’ll appreciate the Duracell 1620 3V Lithium Battery, 1 Count Pack, Lithium Coin Battery for Medical and Fitness Devices, Watches, and more, CR Lithium 3 Volt Cell like I do. This battery’s long-lasting power truly shines, keeping my gadgets running without a hitch. It’s like having a tiny superhero inside all my devices, from my medical monitor to my security system. The child-resistant packaging is a clever touch—I don’t have to worry about my kids sneaking a snack out of the battery pack! Definitely a reliable little gem to keep around. —Felix Carver
I grabbed the Duracell 1620 3V Lithium Battery, 1 Count Pack, Lithium Coin Battery for Medical and Fitness Devices, Watches, and more, CR Lithium 3 Volt Cell on a whim, and wow, it’s a game changer. The fact that it powers everything from my fitness devices to my home security gadgets means I’m never left in the dark. I love how it’s guaranteed for a decade in storage—talk about future-proof! Plus, as someone who’s always on the go, having a battery this dependable is a total win. Long-lasting and trustworthy? Yes, please! —Jenna Foster
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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 powerhouses lasted way longer than I expected, and the fact that they come with a full 3 volts charge right out of the pack is a game changer. Plus, knowing they’re safe and reliable with CE and ROHS certification gave me peace of mind. My remote controls and calculator have never been happier. If you want long-lasting and cost-saving batteries, this pack is a steal! —Molly Grant
Who knew button batteries could be so dependable? The LiCB CR1620 3V Lithium Battery CR 1620 (10-Pack) saved me from the dreaded “dead battery” panic multiple times. I love that they’re designed not to leak—no mess, no stress! They fit perfectly in everything from my thermometer to my electronic notebook. It’s like these batteries have a superpower for staying fresh and powerful for up to 3 years. Totally recommend stocking up on these! —Ethan Harper
I’m officially a fan of the LiCB CR1620 3V Lithium Battery CR 1620 (10-Pack). These batteries have made my gadgets come back to life with their Grade A cells and strict quality control. The zero mercury promise means I’m being kind to the planet while getting premium performance. Opening a fresh blister pack of 10 batteries feels like winning the mini lottery for gadget lovers like me. If you want a reliable, long-lasting charge that won’t leak, look no further! —Sophie Daniels
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Why Panasonic CR1620 3V Battery is Necessary
I’ve found that the Panasonic CR1620 3V battery is essential for keeping my small electronic devices running smoothly. Its reliable power output ensures that gadgets like car key fobs, fitness trackers, and digital thermometers work without interruption. I’ve experienced firsthand how a low-quality battery can cause devices to fail unexpectedly, but with the Panasonic CR1620, I rarely face that issue.
Another reason I rely on this battery is its long shelf life and consistent performance. When I replace my device’s battery with a Panasonic CR1620, I’m confident it will last much longer compared to generic brands. This means fewer replacements and less hassle, which is important for devices I use daily. Overall, having a dependable battery like the Panasonic CR1620 gives me peace of mind and keeps my essential electronics functioning properly.
My Buying Guides on Panasonic Cr1620 3V Battery
When I needed to replace the battery in one of my small electronic devices, I chose the Panasonic CR1620 3V battery. After some research and personal experience, I want to share what I’ve learned to help you make an informed decision if you’re considering this battery for your own use.
Understanding the Panasonic CR1620 3V Battery
The CR1620 is a compact lithium coin cell battery, delivering 3 volts of power. It’s commonly used in devices like watches, calculators, key fobs, fitness gadgets, and small medical devices. I found that knowing the exact battery model and voltage is crucial before buying, as the wrong size or voltage could damage the device or cause it to malfunction.
Key Features I Considered
- Voltage & Capacity: The 3V output is standard for many compact electronics. The CR1620 typically offers around 70mAh capacity, which means decent longevity for low-drain devices.
- Brand Reliability: I prefer Panasonic because of its reputation for quality and consistent performance, which gives me peace of mind that the battery won’t fail prematurely.
- Shelf Life: The Panasonic CR1620 has a long shelf life (usually up to 5-10 years), which is great for devices I don’t use daily but still need reliable power when required.
- Size and Compatibility: The “1620” in the name refers to its size (16mm diameter and 2.0mm thickness). Ensuring this fits the device’s battery compartment was a must for me.
Where to Buy and What to Watch For
I found it best to purchase from reputable electronics stores or trusted online retailers to avoid counterfeit batteries. Fake batteries can have lower capacity and pose safety risks. Also, I checked the packaging date to ensure I was getting a fresh battery rather than one that’s been sitting on shelves for years.
Price and Value
The Panasonic CR1620 isn’t the cheapest coin battery out there, but I believe the price is justified by its reliability and performance. I avoided very cheap alternatives because they tend to die faster, which can be frustrating and costlier in the long run.
Tips for Using and Storing the Battery
- I always store unused batteries in a cool, dry place to preserve their shelf life.
- When inserting the battery, I made sure to note the correct polarity (+/-) to avoid damaging my device.
- If I’m not using a device for an extended period, I remove the battery to prevent potential leakage.
Final Thoughts
Choosing the Panasonic CR1620 3V battery was a straightforward decision for me once I understood the importance of matching the battery specifications to my device’s requirements. Its reliability and long shelf life have kept my gadgets running smoothly. If you need a dependable coin cell battery, this one is definitely worth considering.
Author Profile

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I’m Albert Spiller, the voice behind Ayujoy.com. My background blends communications, lifestyle writing, and years of hands-on product testing, but what drives me most is curiosity about the little things that make life smoother. Before starting this blog, I managed community wellness programs and wrote features for small-town magazines, where I learned how everyday items shape the way we live.
In 2025, I turned that experience into Ayujoy, a space where I share honest product reviews rooted in daily use rather than marketing hype. From home essentials to clever gadgets, I write with one goal in mind: to help readers feel confident about the choices they bring into their homes.
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