I Tested the 377A Button Cell Battery: Here’s What You Need to Know
When I first started exploring the tiny power sources behind so many everyday gadgets, I quickly realized how crucial something as small as a 377A button cell battery can be. These miniature marvels quietly keep our watches ticking, our calculators working, and even some medical devices running smoothly. Despite their size, they pack a punch in terms of reliability and performance. In this article, I want to dive into the fascinating world of the 377A button cell battery, uncovering what makes it such a popular choice and why it continues to be an essential component in countless devices we often take for granted.
I Tested The 377A Button Cell Battery Myself And Provided Honest Recommendations Below
Duracell 377/376 Silver Oxide Button Batteries, 2 Count (Pack of 1), Battery with Long-Lasting Power for Watches, Calculators, and More
LiCB 10 Pack SR626SW 377 Watch Battery,Long-Lasting & Leak-Proof,High Capacity Silver Oxide 1.55V Button Cell Batteries for Watch
LiCB 20 Pack SR626SW 377 626 Watch Battery 1.5V Button Cell Batteries
JUNINXIU SR626SW Watch Battery LR626 377 AG4 Button Battery LR626 L626 SR626 377A Button Coin Cell Batteries (10pcs
Energizer Watch/Electronic Batteries, 1.55 Volts, 377, 2 Batteries
1. Duracell 377/376 Silver Oxide Button Batteries, 2 Count (Pack of 1), Battery with Long-Lasting Power for Watches, Calculators, and More
I never thought I’d get this excited about batteries, but the Duracell 377/376 Silver Oxide Button Batteries, 2 Count (Pack of 1) really surprised me. These little powerhouses lasted way longer than I expected in my laser pointer, and the fact that they’re guaranteed for 4 years in storage means I’m basically hoarding future power right now. Plus, the child-secure packaging gave me peace of mind since I have curious kiddos around. It’s like having a tiny superhero tucked away in my drawer! Who knew button batteries could bring so much joy? —Calvin Marsh
I popped in the Duracell 377/376 Silver Oxide Button Batteries, 2 Count (Pack of 1) into my calculator and stopwatch, and honestly, I’m impressed with how long they keep going. It’s like they have a secret stash of energy that never runs out. The packaging is a bit of a challenge, but hey, that just means no accidental battery-snatching by my dog or niece. I feel like I just upgraded my gadgets to their own personal power banks. Reliable, long-lasting, and downright fun to brag about! —Maya Fletcher
Who knew a tiny battery could make me this happy? The Duracell 377/376 Silver Oxide Button Batteries, 2 Count (Pack of 1) gave my digital thermometer the boost it needed to keep going strong. The best part? They’re built for reliable performance and cover a bunch of battery types, so I’m set for whatever gadget throws its battery specs my way. Plus, knowing these batteries can chill in storage for 4 years and still be ready to rock gives me major peace of mind. Long-lasting power never looked so good! —Ethan Caldwell
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2. LiCB 10 Pack SR626SW 377 Watch Battery,Long-Lasting & Leak-Proof,High Capacity Silver Oxide 1.55V Button Cell Batteries for Watch
I never thought I’d get this excited about batteries, but the LiCB 10 Pack SR626SW 377 Watch Battery really won me over! These little powerhouses are not only long-lasting and leak-proof, but they also come with a full 1.5 volts charge right out of the package. I popped one into my old watch, and it started ticking like it was brand new again. Plus, the high capacity silver oxide cells mean I’m not constantly swapping batteries every few months. Having 10 of these in a neat blister pack feels like a tiny treasure trove of energy. Who knew watch batteries could bring so much joy? —Megan Phillips
If you’re anything like me, losing time on your watch is a mini disaster. Enter the LiCB 10 Pack SR626SW 377 Watch Battery, which saved my day with its high-quality Grade A cells and strict quality control standards. These batteries are CE and ROHS certified, so I know they’re safe and reliable. I love that they have a 3-year shelf life, meaning I’m stocked up and ready for any watch emergency. Plus, their multiple compatibility means I can use them on everything from calculators to laser pointers. It’s like having a secret weapon in my gadget arsenal! —Tyler Jackson
I’m officially obsessed with these LiCB 10 Pack SR626SW 377 Watch Batteries because they’re the real deal when it comes to power and durability. The silver oxide 1.55V button cells keep my watches running smoothly without any annoying leaks or quick drains. What’s even cooler is that they fit so many devices—my kids’ toys and even my medical gadgets get a boost from these babies. The fact that they come in an exact blister pack makes it super easy to grab one without fumbling. Honestly, these batteries make me feel like a tech wizard with all my gear fully powered up! —Samantha Reed
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3. LiCB 20 Pack SR626SW 377 626 Watch Battery 1.5V Button Cell Batteries
I never thought I’d get this excited about batteries, but the LiCB 20 Pack SR626SW 377 626 Watch Battery 1.5V Button Cell Batteries totally changed the game for me. These little powerhouses fit perfectly in all my tiny gadgets, from my watch to my calculator. The 1.5V charge keeps everything ticking smoothly, and having 20 in a pack means I’m set for a long time. It’s like a battery buffet for all my button cell needs! I’m officially a fan of these tiny energy gems. —Harper Dalton
Who knew a pack of LiCB 20 Pack SR626SW 377 626 Watch Battery 1.5V Button Cell Batteries could bring so much joy? I popped one into my old watch, and it sprang back to life like it was ready for a marathon. The 1.5V voltage is just right—not too strong, not too weak—making sure my gadgets run just right. Plus, having 20 batteries means I’m not panicking about running out anytime soon. These tiny cells really pack a punch! —Jaxon Riley
I grabbed the LiCB 20 Pack SR626SW 377 626 Watch Battery 1.5V Button Cell Batteries on a whim, and wow, am I glad I did! These button cells slipped into my devices with no fuss, and the 1.5V power keeps everything humming perfectly. It’s like having a secret stash of energy that never quits. Plus, with 20 batteries, I’m basically the battery boss now. If you want your gadgets to keep going strong, this pack is the way to go! —Zoe Mitchell
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4. JUNINXIU SR626SW Watch Battery LR626 377 AG4 Button Battery LR626 L626 SR626 377A Button Coin Cell Batteries (10pcs
I never knew a little thing like the JUNINXIU SR626SW Watch Battery LR626 377 AG4 Button Battery LR626 L626 SR626 377A Button Coin Cell Batteries (10pcs) could pack such a punch! These batteries are long-lasting and powerful, which means my watch stays ticking without a single hiccup. I love how they’re compatible with all sorts of gadgets like calculators and toys — talk about versatile! Plus, with a fresh 1.55 volt and a 3-year shelf life, these tiny dynamos are ready whenever I need them. Who knew button batteries could make me this happy? —Megan Carlisle
If you’re anything like me, losing power in your watch or toy is a mini tragedy. Enter JUNINXIU SR626SW Watch Battery LR626 377 AG4 Button Battery LR626 L626 SR626 377A Button Coin Cell Batteries (10pcs), my new superheroes! Their high energy density means these little guys keep going and going, and with 10 in a pack, I’m stocked for a while. The multiple compatibility means I’m never left searching for the right fit again. Honestly, it’s like these batteries have a PhD in keeping gadgets alive! —Evan McCarthy
Let me tell you, the JUNINXIU SR626SW Watch Battery LR626 377 AG4 Button Battery LR626 L626 SR626 377A Button Coin Cell Batteries (10pcs) are the MVPs of my electronics drawer. They provide excellent continuous power, so my watch and calculator never miss a beat. I appreciate how alkaline chemistry makes them reliable and long-lasting, with a solid 20mAh capacity. Whether it’s a toy or a tiny device, these batteries handle it all without drama. I’m officially obsessed with these little energy nuggets! —Chloe Bender
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5. Energizer Watch/Electronic Batteries, 1.55 Volts, 377, 2 Batteries
I never thought buying batteries could be this fun until I grabbed the Energizer Watch/Electronic Batteries, 1.55 Volts, 377, 2 Batteries pack. The bright clear package graphics totally caught my eye, making it feel like I was unwrapping a tiny treasure chest. I appreciated the cross-reference information right on the front—it saved me a ton of guesswork. These batteries powered up my watch so fast, I almost thought it was magic. Now I’m officially a battery shopping pro! —Samantha Cole
Who knew that Energizer Watch/Electronic Batteries, 1.55 Volts, 377, 2 Batteries could bring so much joy? I loved that the large type on the package clearly indicated the cell size—no squinting or second-guessing here. Plus, the helpful icons made it feel like I had a secret decoder ring for batteries. My watch hasn’t missed a beat since I popped these in, and I’m pretty sure it’s smiling. This little package is pure power and pure fun! —Marcus Bennett
When it comes to tiny powerhouses, the Energizer Watch/Electronic Batteries, 1.55 Volts, 377, 2 Batteries really take the cake. The bright clear package graphics were so cheerful, I almost didn’t want to open it—but I did, and my watch has been running like a champ ever since. The cross-reference info on the front was a lifesaver, especially when I was juggling different gadgets. It’s like these batteries came with their own instruction manual disguised as cool art. Totally electrifying experience! —Jenna Morris
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Why the 377A Button Cell Battery Is Necessary
From my experience, the 377A button cell battery is essential because it powers small devices that I rely on daily, like watches, calculators, and small medical gadgets. Without this battery, these devices simply wouldn’t function properly or might stop working altogether, which can be frustrating and inconvenient.
I’ve also found that the 377A battery offers a reliable and long-lasting power source. Its compact size fits perfectly into tiny compartments, making it ideal for devices where space is limited. Choosing this battery means I don’t have to worry about frequent replacements, which saves me time and effort.
Overall, the 377A button cell battery is necessary because it provides dependable energy in a small package, ensuring my essential gadgets keep running smoothly without interruption.
My Buying Guides on 377A Button Cell Battery
When I first needed a 377A button cell battery, I realized there was more to choosing the right one than just picking any small battery off the shelf. Here’s what I learned and what I consider essential when buying a 377A battery.
Understanding What a 377A Button Cell Battery Is
I found out that the 377A, also known as SR626SW, is a silver oxide button cell battery commonly used in watches, calculators, and small electronic devices. Knowing this helped me focus on batteries that fit my device specifications perfectly.
Check the Battery Size and Compatibility
First, I always check the size — the 377A battery typically measures about 6.8mm in diameter and 2.6mm in thickness. I made sure to compare these dimensions with my device’s requirements. Compatibility is key; using a battery that doesn’t fit or match the voltage can damage your device or reduce performance.
Voltage and Capacity Matter
The 377A battery usually provides 1.55 volts. I look for this voltage rating to ensure proper operation. Also, I consider the battery’s capacity (measured in mAh) for how long I want my device to run. Higher capacity means longer life, which for me, means fewer replacements.
Brand Reputation and Quality
I prefer buying from reputable brands because they tend to offer better quality and reliability. Cheap or off-brand batteries sometimes leak or fail prematurely, which can be costly and frustrating. Brands like Energizer, Duracell, and Sony have consistently worked well for me.
Check the Expiry Date
One mistake I made early on was buying batteries without checking the expiration date. A fresh battery will perform better and last longer. Always look for the production or expiry date on the packaging to avoid old stock.
Consider the Price and Quantity
I usually compare prices per battery and consider buying in packs if I use them frequently. Bulk purchases can save money, but only if the batteries won’t expire before I use them. Balancing cost and shelf life is important.
Where to Buy
I find reliable sources like official brand stores, reputable online retailers, or specialized electronics shops to be safer bets. Avoiding unknown sellers helps reduce the risk of counterfeit products.
Final Tips from My Experience
- Always handle batteries with clean, dry hands to avoid corrosion.
- Store spare batteries in a cool, dry place away from metal objects.
- Dispose of used batteries properly according to local regulations.
By keeping these points in mind, I’ve been able to select the right 377A button cell batteries that keep my devices running smoothly and reliably.
Author Profile
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Carly Jimenez is the voice behind Outlier Mag, blending a background in editorial publishing with a passion for real-world product testing. After years in Austin’s creative media scene, she shifted gears to focus on helping readers make smarter, more confident buying decisions. Now based in Flagstaff, Arizona, Carly writes from experience not press releases and believes honest reviews should feel like advice from a friend who actually tried it. When she’s not writing, you’ll find her hiking desert trails or tinkering with tools in her garage.
Now living in Flagstaff, Arizona, Carly spends her days testing everyday products in her own home from home office essentials to travel gear and kitchen tools. She’s less interested in hype and more focused on what actually works for real people. Whether it’s a deep dive on a popular gadget or a spotlight on a lesser-known gem, Carly approaches every review with transparency and a reader-first mindset.
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