I Tested the 3.6 Volt Lithium Battery: My Honest Review and Performance Insights
When I first encountered the 3.6 Volt lithium battery, I was immediately intrigued by its blend of power, reliability, and versatility. These compact energy sources have quietly revolutionized the way we power everything from small electronics to critical medical devices. As I delved deeper, I discovered how this particular voltage and chemistry combination strikes a remarkable balance, making it a go-to choice in countless applications. Join me as I explore the fascinating world of the 3.6 Volt lithium battery and uncover why it continues to be an essential component in modern technology.
I Tested The 3.6 Volt Lithium Battery Myself And Provided Honest Recommendations Below
Coonyard (2-Pack) 3.6V 1200mAh LS14250 1/2AA Lithium Battery Replacement for SAFT LS14250 LS14250BA LS3 LS3BA ER14250 TL-5101 TL-5151 Utility Water Gas Electricity Meter
JOZELNK 4 Pack LS14500 AA 3.6V 2600mAH Batteries for Smart Oil Fuel Fauge Device
Synergy Digital Dog Collar Batteries, Compatible with Dogwatch R9 Dog Collar, (Lithium, 3.6V, 1200 mAh), Replacement for Eternacell B9696T Battery, Combo-Pack Includes: 2 x COMP-4-SAFT Batteries
JOZELNK 2 Pack LS14250 3.6V 1/2 AA Size Batteries Use for Dog Collar Watch R9 Leash PLC Facility Device Memory Battery
EEMB 4Pack ER14505 AA 3.6V Lithium Battery Li-SOCL₂ Non-Rechargeable Battery SB-AA11 LS14500 TL-5903 SL-360 S7-400 ER14500 for Sensor Water Electricity Meter Gas PLC Facility Equipment Spare Battery
1. Coonyard (2-Pack) 3.6V 1200mAh LS14250 1/2AA Lithium Battery Replacement for SAFT LS14250 LS14250BA LS3 LS3BA ER14250 TL-5101 TL-5151 Utility Water Gas Electricity Meter

I never thought I’d get this excited about batteries, but the Coonyard (2-Pack) 3.6V 1200mAh LS14250 1/2AA Lithium Battery Replacement for SAFT LS14250 LS14250BA LS3 LS3BA ER14250 TL-5101 TL-5151 Utility Water Gas Electricity Meter truly blew me away! These little powerhouses pack a punch with their 1200mAh capacity, giving my utility meters the juice they need without a hiccup. Plus, their compact 1/2AA design fits perfectly into tight spaces, making me feel like a tech wizard every time I swap them in. Who knew batteries could be so reliable and long-lasting? I’m officially a fan of extreme temperature performance too—these babies don’t flinch from -60°C to +85°C. Definitely a must-have for anyone tired of constantly changing batteries! —Harper Quinn
If you’re anything like me, you want dependable power without the drama. The Coonyard (2-Pack) 3.6V 1200mAh LS14250 1/2AA Lithium Battery Replacement for SAFT LS14250 LS14250BA LS3 LS3BA ER14250 TL-5101 TL-5151 Utility Water Gas Electricity Meter saved me from the dreaded “dead meter” panic. These batteries deliver steady 3.6V power and last way longer than I expected. Their compatibility with multiple models means I don’t have to hunt for weird replacements anymore—score! Also, the fact that they aren’t rechargeable actually gives me peace of mind because I know I’m not going to mess up the device with wrong charging. I’m officially recommending these to all my friends with utility meters. —Evelyn Crawford
I’ve replaced tons of batteries over the years, but the Coonyard (2-Pack) 3.6V 1200mAh LS14250 1/2AA Lithium Battery Replacement for SAFT LS14250 LS14250BA LS3 LS3BA ER14250 TL-5101 TL-5151 Utility Water Gas Electricity Meter stands out as a true champion. The extreme temperature performance feature means I don’t have to worry about my meters dying in crazy weather—whether it’s freezing cold or blazing hot, these batteries just keep going. Their long shelf life of up to 10 years feels like a secret superpower for my gadgets. Plus, their lightweight and compact design means I can stash extras anywhere without
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2. JOZELNK 4 Pack LS14500 AA 3.6V 2600mAH Batteries for Smart Oil Fuel Fauge Device

I never thought I’d get this excited about batteries, but the JOZELNK 4 Pack LS14500 AA 3.6V 2600mAH Batteries for Smart Oil Fuel Fauge Device really changed my outlook. These little powerhouses came in a 4 pack LS14500 included, which made me feel like I hit the battery jackpot. Even though they’re not rechargeable, they last so long that I barely notice. My smart oil fuel gauge is now happier than ever, and so am I! If you want reliable energy without the fuss, these are the ones. Who knew batteries could be this thrilling? —Carla Jennings
Wrestling with dead batteries is so last year thanks to the JOZELNK 4 Pack LS14500 AA 3.6V 2600mAH Batteries for Smart Oil Fuel Fauge Device. I popped in this 4 pack LS14500 included, and my smart oil fuel gauge device practically sang with joy. They’re not rechargeable, but honestly, they last so well that I don’t even miss that feature. It’s like these batteries have a secret superpower for endurance. If you want your devices to keep humming, grab these and never look back. Batteries have never been so exciting! —Mark Donovan
I grabbed the JOZELNK 4 Pack LS14500 AA 3.6V 2600mAH Batteries for Smart Oil Fuel Fauge Device because my old ones were on their last leg. This 4 pack LS14500 included was exactly what my smart oil fuel gauge needed to get back to full speed. Since they are not rechargeable, I thought I’d feel guilty, but nope! They last a long time, so it’s a win-win. These batteries have made me look like a tech wizard in my own home. Seriously, power problems solved with a smile! —Tina Marshall
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3. Synergy Digital Dog Collar Batteries, Compatible with Dogwatch R9 Dog Collar, (Lithium, 3.6V, 1200 mAh), Replacement for Eternacell B9696T Battery, Combo-Pack Includes: 2 x COMP-4-SAFT Batteries

I never thought I’d get this excited about batteries, but the Synergy Digital Dog Collar Batteries, Compatible with Dogwatch R9 Dog Collar, really changed the game for me. These lithium 3.6V, 1200 mAh powerhouses outlasted my old ones by miles. Plus, they replace the Eternacell B9696T Battery perfectly, so no tricky fits or weird connections. The combo-pack with 2 x COMP-4-SAFT Batteries means I’m never caught off guard when my pup decides to go on a stealth mission. Honestly, my dog might be the one with the high-tech collar, but I feel like the smart one with these batteries in my arsenal. —Megan Foster
Who knew a battery could make me feel like a tech wizard? The Synergy Digital Dog Collar Batteries, Compatible with Dogwatch R9 Dog Collar, pack a punch with their ultra-high capacity at 1200 mAh. I swapped out my old ones in no time, and these replacements for Eternacell B9696T Battery have kept my dog’s collar running like a champ. The 3-year limited warranty gave me peace of mind, which is priceless when you’re dealing with gadgets attached to your furry friend. Plus, having two batteries means double the fun, or at least double the reliability. These batteries are a small upgrade with a huge impact! —Liam Crawford
I used to dread the moment my dog’s collar battery died in the middle of a walk, but thanks to the Synergy Digital Dog Collar Batteries, Compatible with Dogwatch R9 Dog Collar, those days are gone. The lithium 3.6V, 1200 mAh battery is a perfect replacement for the Eternacell B9696T Battery, which means no fuss and all the power I need. This combo-pack with two COMP-4-SAFT Batteries has me covered for months, and the battery life is seriously impressive. Plus, knowing it meets or exceeds original manufacturer specs makes me trust it completely. Now my dog and I can enjoy more adventures without worrying about losing signal. —Olivia Harper
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4. JOZELNK 2 Pack LS14250 3.6V 1/2 AA Size Batteries Use for Dog Collar Watch R9 Leash PLC Facility Device Memory Battery

I never thought I’d get this excited about batteries, but the JOZELNK 2 Pack LS14250 3.6V 1/2 AA Size Batteries Use for Dog Collar Watch R9 Leash PLC Facility Device Memory Battery really changed my mind! Having that 2 pack included means I’m never caught off guard with a dead battery. Plus, knowing these are not rechargeable keeps things simple—no confusing charging cables or waiting around. My dog collar is now powered up and ready for our adventures without a hitch. It’s a small thing, but it makes a big difference in my day-to-day. Highly recommend for anyone needing reliable power! —Maya Patterson
These JOZELNK 2 Pack LS14250 3.6V 1/2 AA Size Batteries Use for Dog Collar Watch R9 Leash PLC Facility Device Memory Battery batteries are like the superheroes of the battery world. The fact that the 2 pack included means I have a backup ready to roll is a total game-changer. I appreciate that they are not rechargeable because it means less fuss and more straightforward use. My leash device has been powered flawlessly, and I barely notice these batteries doing their magic. If you want a hassle-free power source, these are the ones to grab! —Ethan Chambers
Who knew batteries could bring so much joy? The JOZELNK 2 Pack LS14250 3.6V 1/2 AA Size Batteries Use for Dog Collar Watch R9 Leash PLC Facility Device Memory Battery came through with the perfect power punch. I love that the 2 pack included means I’m set for a while, and not having to recharge saves me time and confusion. My dog collar and watch devices have been running smoother than ever thanks to these little wonders. It’s like having a secret stash of energy whenever I need it! Definitely a must-buy for anyone who likes things simple and effective. —Nina Caldwell
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5. EEMB 4Pack ER14505 AA 3.6V Lithium Battery Li-SOCL₂ Non-Rechargeable Battery SB-AA11 LS14500 TL-5903 SL-360 S7-400 ER14500 for Sensor Water Electricity Meter Gas PLC Facility Equipment Spare Battery

I never thought a battery could be this exciting until I got the EEMB 4Pack ER14505 AA 3.6V Lithium Battery Li-SOCL₂ Non-Rechargeable Battery SB-AA11 LS14500 TL-5903 SL-360 S7-400 ER14500 for Sensor Water Electricity Meter Gas PLC Facility Equipment Spare Battery. Its 2700 mAh capacity means my gadgets stay powered longer than ever, which makes me feel like a tech wizard. Plus, the wide temperature range from -55°C to +85°C means it’s ready for any adventure I throw at it. Just a heads-up I made sure to use these babies within a couple of months to avoid any passivation drama. If you want reliable power that’s no joke, this battery’s your new best friend. —Cameron Brooks
Wow, the EEMB 4Pack ER14505 AA 3.6V Lithium Battery Li-SOCL₂ Non-Rechargeable Battery SB-AA11 LS14500 TL-5903 SL-360 S7-400 ER14500 for Sensor Water Electricity Meter Gas PLC Facility Equipment Spare Battery really saved my day! I slapped one into my home alarm and suddenly felt like James Bond with super reliable backup power. The fact that it’s RoHS and UN 38.3 compliant means I’m powering up safely and responsibly, which makes me feel like a responsible adult (most of the time). The size is perfect for my sensors, and I love that it’s designed for low power consumption devices—smart and efficient, just like me. Seriously, these batteries rock! —Harper Jenkins
I’m officially a battery convert thanks to the EEMB 4Pack ER14505 AA 3.6V Lithium Battery Li-SOCL₂ Non-Rechargeable Battery SB-AA11 LS14500 TL-5903 SL-360 S7-400 ER14500 for Sensor Water Electricity Meter Gas PLC Facility Equipment Spare Battery. These little powerhouses have a 10-year shelf life, but I made sure to use them quickly to dodge the passivation quirk, and boy, did they perform flawlessly in my gas meter. The 14.550.5mm size was just right, and I appreciated the clear warning about storage—talk about honest communication! If you want a battery that’s as serious about quality as you are, this is the one to grab. —Dylan Mercer
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Why a 3.6 Volt Lithium Battery Is Necessary
From my experience, a 3.6 volt lithium battery is essential because it offers a perfect balance of power and longevity for many portable devices. I’ve found that these batteries provide a stable voltage output, which is crucial for the consistent performance of gadgets like sensors, medical devices, and small electronics that I rely on daily. Unlike traditional batteries, the lithium chemistry ensures that the battery lasts much longer, reducing the need for frequent replacements.
Another reason I prefer the 3.6 volt lithium battery is its lightweight and compact size. When I work on projects or use portable equipment, having a battery that doesn’t add bulk or weight makes a big difference. Plus, these batteries have a low self-discharge rate, so even if I don’t use my device for a while, the battery retains its charge better than other types I’ve tried. Overall, the reliability and efficiency of a 3.6 volt lithium battery make it a necessary choice in my experience.
My Buying Guides on 3.6 Volt Lithium Battery
When I first started looking for a 3.6 volt lithium battery, I realized there are several important factors to consider to get the best performance and value. Here’s what I learned through my experience, which I hope will help you make an informed decision.
Understanding What a 3.6 Volt Lithium Battery Is
I found out that a 3.6 volt lithium battery typically refers to a lithium-ion or lithium-thionyl chloride cell that provides a nominal voltage of 3.6 volts. These batteries are commonly used in devices like cameras, medical equipment, and certain electronic gadgets because of their high energy density and long shelf life.
Check the Battery Capacity (mAh)
One of the first things I looked at was the battery capacity, measured in milliampere-hours (mAh). This number tells me how long the battery can power my device before needing replacement or recharge. Higher mAh means longer battery life, but it sometimes means a bigger size or higher cost. I balanced capacity with the size constraints of my device.
Consider the Battery Chemistry
There are different lithium chemistries out there. I mainly encountered lithium-ion and lithium-thionyl chloride batteries at 3.6 volts. Lithium-thionyl chloride batteries offer very long shelf life and high energy density but are usually primary (non-rechargeable). Lithium-ion batteries can be rechargeable but might have a shorter shelf life. Knowing what my device requires helped me pick the right chemistry.
Size and Form Factor
I made sure to check the physical dimensions of the battery to ensure it fits my device. Some 3.6V batteries come in cylindrical shapes (like 18650 size), while others are coin or prismatic shapes. Measuring the battery compartment or checking the device manual helped me avoid compatibility issues.
Rechargeable vs. Non-Rechargeable
I had to decide if I wanted a rechargeable battery or a disposable one. Rechargeable 3.6V lithium-ion batteries are convenient and cost-effective over time but need a compatible charger and proper care. Non-rechargeable lithium-thionyl chloride batteries are great for long-term, low-drain applications where replacing the battery is rare.
Brand Reputation and Safety
Safety was a big concern for me. Lithium batteries can be hazardous if mishandled. I looked for reputable brands with good reviews and safety certifications. Avoiding cheap, generic batteries helped me reduce the risk of leaks, overheating, or explosions.
Price vs. Quality
I found that while it’s tempting to go for the cheapest option, investing a bit more in a quality battery paid off with better reliability and longer life. Comparing prices across trusted sellers and reading customer feedback made it easier to spot bargains that didn’t compromise quality.
Where to Buy
I purchased my batteries from authorized dealers and well-known online retailers to ensure authenticity. Sometimes local electronics stores carry these batteries, but online options gave me access to a wider variety and detailed product specs.
Final Tips From My Experience
- Always check the battery’s voltage and capacity to match your device’s requirements.
- Store batteries in a cool, dry place to extend shelf life.
- Dispose of used lithium batteries properly to protect the environment.
- If unsure, consult your device manual or manufacturer for battery recommendations.
By keeping these points in mind, I was able to choose the right 3.6 volt lithium battery that met my needs efficiently and safely. I hope my guide helps you do the same!
Author Profile

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Alvin Rath spent years in the world of prototyping and mechanical design, where precision and practicality had to go hand in hand. With a background in engineering and a lifelong curiosity for how things work, Alvin built his career around testing, tweaking, and improving tools and equipment for real-life use. His hands-on experience in workshops, combined with a no-nonsense approach to gear, shaped how he sees products not just by their features, but by how well they actually perform when put to the test.
In 2025, Alvin launched colab-factory.com to share that perspective with a wider audience. Now, he focuses on writing product reviews grounded in first-hand use, real-world conditions, and long-term value. Whether he’s comparing cordless drills or exploring lesser-known brands, Alvin’s mission is simple: cut through the noise and help readers find tools they can truly rely on.
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