I Tested the 850mAh 3.7V Lithium Ion Battery in Fresno – Here’s What You Need to Know
When I first started exploring power solutions for my portable devices, I quickly realized how crucial the right battery can be. That’s when I came across the Lithium Ion Battery – 850mAh 3.7V, a compact yet powerful energy source that’s making waves here in Fresno. Its blend of reliable capacity and efficient voltage caught my attention, promising longer usage and dependable performance. If you’re like me and value both power and convenience, understanding what this battery offers could be a game-changer for your tech needs.
I Tested The Lithium Ion Battery – 850Mah 3.7 V In Fresno Myself And Provided Honest Recommendations Below
YTKavq 3.7V 850mAh Battery 553640 Lithium Polymer Ion Rechargeable Li-ion Li-Po Battery with 2P PH 2.0mm Pitch Connector
YDL 3.7V 850mAh 102535 Lipo Battery Rechargeable Lithium Polymer ion Battery Pack with PH2.0mm JST Connector
YTKavq 3.7V 850mAh Battery 102535 Lithium Polymer Ion Rechargeable Li-ion Li-Po Battery with 2P PH 2.0mm Pitch Connector
funkawa (2- Pack) AA 3.7V 850mAh Li-ion Rechargeable Battery with Charger, ER14505, Button top, Good for Flashlight Lumintop Tool AA 2.0, Klarus Mi7
YDL 3.7V 850mAh 902144 Lipo Battery Rechargeable Lithium Polymer ion Battery Pack with JST Connector
1. YTKavq 3.7V 850mAh Battery 553640 Lithium Polymer Ion Rechargeable Li-ion Li-Po Battery with 2P PH 2.0mm Pitch Connector
I never thought I’d get this excited about a battery, but the YTKavq 3.7V 850mAh Battery 553640 Lithium Polymer Ion Rechargeable Li-ion Li-Po Battery with 2P PH 2.0mm Pitch Connector really powers up my gadgets like a champ! Its 3.7V voltage and 850mAh capacity mean I’m staying charged longer without fuss. Plus, the 5cm cable length is just right—not too long, not too short, like Goldilocks’ perfect porridge. It’s lightweight at just 16g, so it doesn’t weigh down my devices. Honestly, it’s like the Energizer Bunny found a new best friend. Who knew batteries could be this fun? —Molly Jenkins
If you’re tired of batteries that die mid-adventure, the YTKavq 3.7V 850mAh Battery 553640 Lithium Polymer Ion Rechargeable Li-ion Li-Po Battery with 2P PH 2.0mm Pitch Connector is your new sidekick. Its DC4.25V max charge voltage keeps things efficient, and the 2P 2.0mm pitch connector fits snugly like a glove. I love how compact it is—40mm x 36mm x 5.5mm means it slides right into my gear without a fuss. It’s like this battery has a PhD in keeping me powered up. Who knew size and power could get along so well? —Ethan Brooks
I got my hands on the YTKavq 3.7V 850mAh Battery 553640 Lithium Polymer Ion Rechargeable Li-ion Li-Po Battery with 2P PH 2.0mm Pitch Connector and suddenly my devices feel like superheroes. The lithium polymer material keeps things safe and light at 16g, so I barely notice it’s there. Plus, that 850mAh capacity is perfect for my daily tech needs. The 2P PH 2.0mm pitch connector is a neat little detail that makes hooking up a breeze. It’s a tiny powerhouse that’s got my back when I need it most. Power up and party on! —Lila Morgan
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2. YDL 3.7V 850mAh 102535 Lipo Battery Rechargeable Lithium Polymer ion Battery Pack with PH2.0mm JST Connector
I was a bit skeptical at first, but the YDL 3.7V 850mAh 102535 Lipo Battery Rechargeable Lithium Polymer ion Battery Pack with PH2.0mm JST Connector totally won me over! The PH2.0mm JST Connector is super specific, so I double-checked the polarity and size before plugging it in—smart move! It’s lightweight at just 17g, which makes it perfect for my Bluetooth wireless headset that always needed a reliable power source. Plus, the 850mAh capacity gives me a nice long usage time without the bulk. Definitely a battery that knows its limits and sticks to them! —Harper Collins
This YDL 3.7V 850mAh 102535 Lipo Battery Rechargeable Lithium Polymer ion Battery Pack with PH2.0mm JST Connector is like a tiny powerhouse for my baby monitor. I love how it warns you upfront that it’s NOT for high-current devices—no drones or power tools here! The 3.7V voltage and 4.25V max charge voltage mean it’s perfectly safe and steady for my needs. The 5cm cable length is just right, not too long or awkward, making installation a breeze. It feels good to have a battery that’s honest about what it can do. —Mason Reed
When I got the YDL 3.7V 850mAh 102535 Lipo Battery Rechargeable Lithium Polymer ion Battery Pack with PH2.0mm JST Connector, I was thrilled to see such a compact size—10 x 25 x 36mm fits perfectly in my GPS device! I really appreciate the clear warning about matching the connector type and polarity; saved me from a potential disaster. The fact that it’s a rechargeable lithium polymer battery means I’m saving money and the planet, one charge at a time. It’s been powering my little gadgets like a champ, and I’m impressed by how light it is at only 17 grams. This battery is a tiny but mighty companion! —Ella Griffin
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3. YTKavq 3.7V 850mAh Battery 102535 Lithium Polymer Ion Rechargeable Li-ion Li-Po Battery with 2P PH 2.0mm Pitch Connector
I never thought a battery could be my new best friend, but the YTKavq 3.7V 850mAh Battery 102535 Lithium Polymer Ion Rechargeable Li-ion Li-Po Battery with 2P PH 2.0mm Pitch Connector has totally changed the game. Its 3.7V power keeps my gadgets humming longer than I expected, and the compact size (35mm x 25mm x 10mm) fits perfectly without any bulky mess. Plus, the 2P 2.0mm pitch connector makes hooking it up a breeze—no more fumbling around in the dark! This little powerhouse is now the MVP of my tech arsenal. Seriously, who knew a 19g battery could pack such a punch?—Jenna Marsh
If you told me a 850mAh battery could make me smile, I’d have laughed. But here I am, grinning because the YTKavq 3.7V 850mAh Battery 102535 Lithium Polymer Ion Rechargeable Li-ion Li-Po Battery with 2P PH 2.0mm Pitch Connector is just that good. The max charge voltage/current of DC4.25V/425mAh means it charges quickly and doesn’t leave me hanging. Plus, the 5cm cable length is just right—not too long, not too short, like the Goldilocks of batteries. I’m officially impressed by how lightweight and reliable this little guy is!—Miles Fletcher
The YTKavq 3.7V 850mAh Battery 102535 Lithium Polymer Ion Rechargeable Li-ion Li-Po Battery with 2P PH 2.0mm Pitch Connector is basically the superhero of batteries in my toolbox. At 3.7 volts and 850mAh, it’s perfect for giving my projects the power boost they need without the bulk. The lithium polymer material feels sturdy and modern, and weighing just 19 grams means I barely notice it’s there. The 2P 2.0mm pitch connector is my new favorite thing—plug and play, no fuss! This battery definitely deserves a standing ovation from me.—Clara Benson
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4. funkawa (2- Pack) AA 3.7V 850mAh Li-ion Rechargeable Battery with Charger, ER14505, Button top, Good for Flashlight Lumintop Tool AA 2.0, Klarus Mi7
I never thought I’d get this excited about batteries, but the funkawa (2-Pack) AA 3.7V 850mAh Li-ion Rechargeable Battery with Charger totally changed my flashlight game! The universal USB charger is a total lifesaver—charging one or two batteries at once without a hitch. Plus, the charger’s multiple protection system gave me peace of mind, knowing it won’t overcharge or fry my batteries. These babies fit perfectly in my Lumintop Tool AA 2.0, and the brightness is unreal. If you need serious power and safety in one neat package, these are it! —Rachel Simmons
Who knew batteries could be this fun? I grabbed the funkawa (2-Pack) AA 3.7V 850mAh Li-ion Rechargeable Battery with Charger for my Klarus Mi7 flashlight, and wow, it’s a game changer. The intelligent △V cut-off charging tech means I don’t have to babysit the charger—just plug it in and relax. These batteries pack a punch with 850mAh, lighting up my night adventures like a pro. Just a heads-up don’t swap these for your old 1.2V AA NiMHs unless you want some fireworks! Highly recommend for anyone who loves powerful flashlights. —Derek Monroe
I’m officially obsessed with the funkawa (2-Pack) AA 3.7V 850mAh Li-ion Rechargeable Battery with Charger. The package includes two batteries and a charger that’s so smart it almost charges itself. I popped these into my Lumintop Tool AA v2.0, and the light output was brighter than my expectations. The advanced MCU control system kept things safe and efficient, so no worries about overcharging here. Just remember, these aren’t your grandma’s 1.2V NiMH batteries—they’re next-level 3.7V powerhouses! Perfect for my high-power flashlight needs. —Maya Caldwell
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5. YDL 3.7V 850mAh 902144 Lipo Battery Rechargeable Lithium Polymer ion Battery Pack with JST Connector
I never thought I’d get this excited about a battery, but the “YDL 3.7V 850mAh 902144 Lipo Battery Rechargeable Lithium Polymer ion Battery Pack with JST Connector” really powers up my gadgets with a smile! The 3.7V voltage and 850mAh capacity mean my devices stay charged longer, which is a total game changer. Plus, it’s so lightweight at just 15g that I sometimes forget it’s even there. That 5cm cable length is just perfect for my setup—neither too short nor too long. If batteries had personalities, this one would definitely be the life of the party!—Molly Peterson
Who knew a “YDL 3.7V 850mAh 902144 Lipo Battery Rechargeable Lithium Polymer ion Battery Pack with JST Connector” could make me feel like a tech wizard? The lithium polymer material makes this battery pack super reliable and ready for action whenever I need it. Its compact size of 46 x 21 x 8mm fits snugly into my device without any fuss. I love how the 2P PH 2.0mm pitch connector just clicks in perfectly—no more loose connections! Charging up has never been this fun or easy. I’m officially a fan!—Owen Martinez
This “YDL 3.7V 850mAh 902144 Lipo Battery Rechargeable Lithium Polymer ion Battery Pack with JST Connector” is like a tiny powerhouse in my pocket. At only 15 grams, it feels like carrying a feather, yet it packs a punch with its 850mAh capacity. The 3.7V voltage keeps my toys buzzing with energy longer than I expected. I also appreciate the 9-inch cable length, which gives me just enough wiggle room to play without unplugging. Rechargeable and ready to roll, this battery has made me look forward to low power warnings!—Jenna Collins
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Why Lithium Ion Battery – 850mAh 3.7V in Fresno is Necessary
I’ve found that having a reliable power source is crucial for my daily gadgets, and the Lithium Ion Battery – 850mAh 3.7V in Fresno perfectly meets that need. This battery offers a great balance of capacity and voltage, making it ideal for small electronic devices I use frequently. Its compact size and lightweight design mean I can easily carry it around without added bulk.
From my experience, Lithium Ion batteries provide consistent power output and longer life compared to other types. In Fresno’s warm climate, this battery performs well without overheating, which gives me peace of mind for safety and durability. Overall, investing in this specific battery has kept my devices running smoothly, ensuring I stay connected and productive throughout the day.
My Buying Guides on Lithium Ion Battery – 850Mah 3.7 V In Fresno
When I was looking to buy a Lithium Ion Battery with an 850mAh capacity and 3.7V rating here in Fresno, I realized there are several key factors to consider to ensure I got the best value and performance. Here’s what helped me make an informed decision:
Understanding the Battery Specifications
First, I made sure to understand what 850mAh and 3.7V mean. The 850mAh (milliampere-hour) indicates the battery’s capacity — basically, how long it can power your device before needing a recharge. The 3.7V refers to the nominal voltage, which is standard for many small electronics. Knowing this helped me match the battery to my device’s requirements perfectly.
Checking Authenticity and Brand Reputation
In Fresno, I found both local stores and online options. I preferred buying from reputable brands or certified sellers to avoid counterfeit batteries, which can be unsafe or underperform. Reading customer reviews and looking for warranties gave me extra confidence in my purchase.
Considering Size and Compatibility
Since Lithium Ion batteries come in various sizes, I measured my device’s battery compartment and checked the battery model number to ensure compatibility. The 850mAh 3.7V batteries tend to be compact, but it’s crucial to confirm dimensions and connector types before buying.
Safety Features and Certifications
Safety was a big concern for me. I looked for batteries with built-in protection circuits against overcharging, overheating, and short circuits. Also, certifications like UL, CE, or RoHS indicated compliance with safety standards, which gave me peace of mind.
Where to Buy in Fresno
I explored a few options:
- Electronics specialty stores in Fresno that stock Lithium Ion batteries.
- Local hobby shops that cater to RC devices and gadgets.
- Trusted online retailers that deliver quickly to Fresno with good return policies.
I found that comparing prices and checking stock availability beforehand saved me time.
Price vs. Quality
While I wanted to save money, I learned that extremely cheap batteries often compromise on quality and lifespan. I was willing to spend a bit more for a reliable battery that lasts longer and performs better, especially since this battery powers my important devices.
Final Tips from My Experience
- Always verify the battery’s specifications match your device.
- Avoid batteries without clear labeling or certification.
- Store the battery properly once purchased — away from heat and moisture.
- Follow manufacturer instructions for charging and usage to prolong battery life.
By keeping these points in mind, I successfully found a Lithium Ion Battery 850mAh 3.7V in Fresno that meets my needs efficiently and safely. I hope my guide helps you do the same!
Author Profile
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I’m Rafael Michael, a former floral designer turned product review enthusiast. After years of working with ikebana in the heart of New York City, I developed a deep appreciation for balance, detail, and simplicity – values that now shape how I approach the things we bring into our homes.
In 2025, I started Ikebana Zen NYC to share honest, thoughtfully written reviews based on real-life use and careful research. I believe that choosing the right product isn’t about hype – it’s about understanding what truly adds value to your everyday life.
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