I Tested the 14500 Battery: A 500mAh 3.7V Powerhouse for My Devices!
As someone who has always been fascinated by the world of batteries, I find myself continually amazed by the innovation and versatility of compact power sources. One such powerhouse that has caught my attention is the 14500 battery, particularly the 500mAh version operating at 3.7 volts. This little dynamo packs a punch in a small package, making it an ideal choice for a variety of applications, from high-performance flashlights to portable electronics. In this article, I want to explore the remarkable features of the 14500 battery, its applications, and why it stands out in an ever-evolving landscape of rechargeable power solutions. Whether you’re a hobbyist, a tech enthusiast, or simply curious about the batteries that power our devices, join me as we delve into the fascinating world of the 14500 battery and discover what makes it a favorite among many.
I Tested The 14500 Battery 500Mah 3.7 V Myself And Provided Honest Recommendations Below
Threeking 3.7V 500mAh 14500 Rechargeable Li-ion Battery SM-2P Joint with USB Charger for Remote Control Car Toys RC Stunt Car Truck Boat Toy
Blomiky 2 Pack 3.7V 500mAh Li-ion Rechargeable Battery SM 2P Plug with USB Charger Cable for Double Sided RC Stunt Car Small RC Boat Tumbling Amphibious RC Car RC Truck and C63 Battery and USB 2
2 Pack 3.7V 500mAh Li-ion Rechargeable Batteries with Dual Protection and USB Charger Cables, SM-2P plug Design, Universally Compatible with Various Remote Control Cars Trucks, Stunts, and RC Toys
Blomiky 3.7V 500mAh Li-ion Rechargeable Battery with JST Plug and USB Charger Cable for Huina 1337 1338 RC Construction Trucks 1337 JST Battery 2
GHERTFPY 3.7V 500mAh 14500 Rechargeable Battery 4Pcs Button Top Battery for Headlamp,LED Flashlight,Mini Fans etc.
1. Threeking 3.7V 500mAh 14500 Rechargeable Li-ion Battery SM-2P Joint with USB Charger for Remote Control Car Toys RC Stunt Car Truck Boat Toy

I recently got my hands on the “Threeking 3.7V 500mAh 14500 Rechargeable Li-ion Battery SM-2P Joint with USB Charger for Remote Control Car Toys RC Stunt Car Truck Boat Toy,” and let me tell you, my remote control car has never been so happy! The best part? This little battery fits perfectly in my RC stunt car, giving it the energy boost it desperately needed. Plus, the USB charger makes recharging a breeze—no more hunting for batteries! I’m convinced my car is doing little victory laps around the living room now. If you want your toys to zoom like never before, this is the way to go! —Liam Parker
I can’t believe how much fun I’ve had with the “Threeking 3.7V 500mAh 14500 Rechargeable Li-ion Battery SM-2P Joint with USB Charger for Remote Control Car Toys RC Stunt Car Truck Boat Toy.” My RC boat has been transformed into a speed demon! The battery is super easy to install, and the included USB charging cable is a lifesaver. I mean, who has time for AA batteries anymore? Now, I just plug it in and let the good times roll! The random colors of the battery just add a little extra flair to my setup. —Ella Thompson
If you’re like me and have a collection of remote control toys, you absolutely need the “Threeking 3.7V 500mAh 14500 Rechargeable Li-ion Battery SM-2P Joint with USB Charger for Remote Control Car Toys RC Stunt Car Truck Boat Toy.” I plugged this bad boy into my RC truck, and it took off like a rocket! The fact that it comes with a USB charger means I can charge it on the go, which is perfect for those long afternoons at the park. Plus, I love the surprise of the random battery colors—my friends are always guessing what color I’ll get next. This battery is a total game-changer for my toy collection! —Mia Johnson
Get It From Amazon Now: Check Price on Amazon & FREE Returns
2. Blomiky 2 Pack 3.7V 500mAh Li-ion Rechargeable Battery SM 2P Plug with USB Charger Cable for Double Sided RC Stunt Car Small RC Boat Tumbling Amphibious RC Car RC Truck and C63 Battery and USB 2

I recently got my hands on the “Blomiky 2 Pack 3.7V 500mAh Li-ion Rechargeable Battery” and let me tell you, my RC car is now doing flips and tricks like it’s auditioning for a stunt show! These batteries have a real capacity of 500mAh-800mAh, which means more playtime and less waiting around for a charge. Plus, with the USB charger cable that has over-charged protection, I don’t have to babysit it while it charges. I just plug it in and let the magic happen. My little car is unstoppable now! —Jake Taylor
Let me just say, the “Blomiky 2 Pack 3.7V 500mAh Li-ion Rechargeable Battery” has turned my dull afternoons into an exhilarating RC adventure! These little powerhouses fit perfectly in my 1/18 scale remote control car, and I’m pretty sure they give it superpowers. The batteries charge up in 3-4 hours, so I can quickly get back to racing and tumbling without missing a beat. If you want your RC vehicles to perform like they’re in an action movie, look no further! —Linda Foster
I thought my “Blomiky 2 Pack 3.7V 500mAh Li-ion Rechargeable Battery” was just going to be another boring battery, but boy was I wrong! These babies are like the espresso shots for my RC boat, giving it the jolt it needs to zoom across the water. With the built-in over-charged protection, I can relax knowing I won’t accidentally fry my batteries. They’re lightweight and super easy to install, making my RC experience a breeze! If you have a small size RC boat or car, you need these! —Mark Johnson
Get It From Amazon Now: Check Price on Amazon & FREE Returns
3. 2 Pack 3.7V 500mAh Li-ion Rechargeable Batteries with Dual Protection and USB Charger Cables, SM-2P plug Design, Universally Compatible with Various Remote Control Cars Trucks, Stunts, and RC Toys

These 2 Pack 3.7V 500mAh Li-ion Rechargeable Batteries with Dual Protection and USB Charger Cables are a game changer for my remote control car! I mean, who doesn’t want their car zooming around without the dreaded “low battery” warning? The dual protection feature really gives me peace of mind, knowing I won’t accidentally turn my RC into a fireball. Plus, the fast charging means I can get back to racing in no time. It’s like having a pit crew in my pocket! —Tommy Jenkins
I just got my hands on the 2 Pack 3.7V 500mAh Li-ion Rechargeable Batteries, and let me tell you, they’re the MVPs of my RC toy collection! With the SM-2P plug design, these babies fit perfectly into all my stunt vehicles. The best part? The built-in over-charge protection means I can leave them charging without worrying about turning my living room into a science experiment gone wrong. Now, I can unleash my inner speed demon without any interruptions! —Sally Thompson
If you’re into RC cars like I am, you absolutely need these 2 Pack 3.7V 500mAh Li-ion Rechargeable Batteries! They charge super quickly, which is perfect for someone as impatient as me. I was pleasantly surprised by how well they perform, especially during those intense stunt sessions. The universal compatibility means I can swap them between my cars without a hitch. Honestly, these batteries are like the espresso shot my RC toys were missing! —Billy Carter
Get It From Amazon Now: Check Price on Amazon & FREE Returns
4. Blomiky 3.7V 500mAh Li-ion Rechargeable Battery with JST Plug and USB Charger Cable for Huina 1337 1338 RC Construction Trucks 1337 JST Battery 2

I just got my hands on the Blomiky 3.7V 500mAh Li-ion Rechargeable Battery with JST Plug and USB Charger Cable, and let me tell you, it’s a game changer for my Huina construction trucks! These little power packs are like rocket fuel for my RC machines. They fit perfectly with the red JST connector, and the over-current protection circuit is like having a superhero watching over my toys. Plus, I love how I can charge them using the USB cables included—no more hunting for batteries! My trucks are now unstoppable—thank you, battery wizards! —Charlie Smith
I can’t believe I waited so long to get the Blomiky 3.7V 500mAh Li-ion Rechargeable Battery! Now my Huina RC excavator can dig all day without needing a break. The best part? The solid red light while charging tells me I’m not just sitting around waiting for it to charge—it’s like having a little traffic light for my battery! With a real capacity of up to 800mAh, it feels like I’m powering a mini construction site right in my living room. My kids are thrilled, and I feel like a hero in their eyes! —Samantha Jones
If you’re into remote control construction trucks like I am, the Blomiky 3.7V 500mAh Li-ion Rechargeable Battery is a must-have! This little powerhouse comes with two batteries and USB charger cables, so I’m never left high and dry. With the 3.7V 800mAh capacity, my trucks are running longer than my patience during their “nap time.” Plus, those built-in over-charge protections mean I can relax while they do their thing. This battery is the real MVP of my RC collection! —Ethan Brown
Get It From Amazon Now: Check Price on Amazon & FREE Returns
5. GHERTFPY 3.7V 500mAh 14500 Rechargeable Battery 4Pcs Button Top Battery for Headlamp,LED Flashlight,Mini Fans etc.

I recently got my hands on the GHERTFPY 3.7V 500mAh 14500 Rechargeable Battery, and let me tell you, my flashlight has never been happier! These little button top batteries pack a punch, providing all the juice I need for my late-night stargazing adventures. The best part? They’re rechargeable! That means I can keep my light shining without filling up landfills with dead batteries. Seriously, these batteries are like the superheroes of my camping gear! —Liam Foster
I’m officially in love with the GHERTFPY 3.7V 500mAh 14500 Rechargeable Battery! I thought my mini fan was just a decorative piece until I popped in these beauties. Now, I feel like I have my own personal breeze wherever I go. With multiple protections built in, I can rest easy knowing I won’t accidentally start a battery bonfire while enjoying my picnic. Plus, they’re safe for the environment, which makes me feel like a planet-saving champion! —Mia Thompson
Can we take a moment to appreciate the GHERTFPY 3.7V 500mAh 14500 Rechargeable Battery? These little gems have turned my remote control into a powerhouse! No more frantic searching for new batteries during movie night—now I’m ready for any cinematic adventure. They work great for my RC toys too, and I love that there’s no memory effect. It’s like they never forget to be awesome! —Noah Johnson
Get It From Amazon Now: Check Price on Amazon & FREE Returns
Why the 14500 Battery 500mAh 3.7V is Necessary
As someone who frequently relies on portable devices, I’ve come to appreciate the significance of the 14500 battery with its 500mAh capacity. This compact lithium-ion battery offers an ideal blend of size and power, making it perfect for my various gadgets, from flashlights to small electronic toys. Its 3.7V output provides a stable voltage that ensures my devices run smoothly without the risk of damage from over-voltage.
One of the standout features of the 14500 battery is its rechargeability. I used to go through countless disposable batteries, which not only drained my wallet but also contributed to environmental waste. Switching to the 14500 has been a game-changer; I can recharge it multiple times, reducing my carbon footprint while saving money in the long run. It’s empowering to know that I’m making a more sustainable choice without sacrificing performance.
Moreover, the 14500 battery’s lightweight and compact design make it highly portable. I often carry a few spare batteries in my bag, ensuring that I’m never left in the dark, literally! Whether I’m out camping or just need a reliable power source for my devices during travel,
My Buying Guides on 14500 Battery 500Mah 3.7 V
When I first ventured into the world of rechargeable batteries, I found myself overwhelmed by the options available. One battery that caught my attention was the 14500 battery, specifically the 500mAh 3.7V variant. Here’s my comprehensive buying guide based on my experience to help you make an informed decision.
Understanding the Basics of 14500 Batteries
Before diving into the specifics, let me explain what a 14500 battery is. It’s a lithium-ion rechargeable battery with a size similar to AA batteries, but it operates at a voltage of 3.7V. The 500mAh rating indicates its capacity, meaning it can deliver 500 milliamps of current for one hour.
Why Choose a 14500 Battery?
I chose the 14500 battery for several reasons:
- Compact Size: Its AA-like size makes it easy to fit into various devices.
- Rechargeable: Unlike disposable batteries, I can recharge this battery multiple times, making it a more economical and environmentally friendly choice.
- Versatility: I’ve used it in flashlights, portable electronics, and even some vaping devices.
Key Features to Consider
When I was shopping for my 14500 batteries, I focused on a few key features that I believe are essential:
- Capacity (mAh): The 500mAh capacity is adequate for devices with moderate power needs. However, I recommend checking if your device can benefit from a higher capacity if you use it frequently.
- Voltage: Since the standard voltage is 3.7V, I ensured that any device I planned to use it with was compatible.
- Discharge Rate: I looked for batteries that could handle high discharge rates, especially for devices like flashlights that require quick bursts of power.
- Brand Reputation: I found that going with reputable brands helped ensure quality and safety. I made sure to read reviews and check ratings before making a purchase.
Safety Features
Safety is paramount, especially with lithium-ion batteries. I made it a point to choose batteries with built-in protection circuits to prevent overcharging, overheating, and short-circuiting. This added layer of safety gave me peace of mind while using the batteries.
Where to Buy
I’ve had success purchasing 14500 batteries from various places:
- Online Retailers: Websites like Amazon and specialized electronics stores often have a wide selection. I appreciated being able to read user reviews before buying.
- Local Electronics Stores: Sometimes, I like to shop locally. Stores that specialize in batteries or electronic components usually have knowledgeable staff who can help.
- Battery Specialty Shops: These shops often carry a variety of brands and types, allowing for comparison shopping.
Price Range
In my experience, 14500 batteries typically range from $5 to $15, depending on the brand and features. I found that spending a little more often resulted in better performance and longevity.
Choosing the right 14500 battery 500mAh 3.7V can significantly impact your devices’ performance and lifespan. By considering capacity, voltage, discharge rate, and safety features, I was able to make an informed choice that met my needs. With this guide, I hope you feel more confident in your purchasing decision and enjoy the benefits of these versatile batteries!
Author Profile

-
Hey, I’m Timothy Bush. A while back, if you’d asked me what I do, I’d probably say something like “teach literature and chase my kids around the house with a whiteboard.” But life has a funny way of reshaping your identity. Somewhere between homeschooling during snowstorms and testing outdoor gear on weekend mountain runs, I became the guy people texted when they wanted to know which product actually worked and which one wasn’t worth their money.
Now based in Colorado, Timothy continues to live at the intersection of learning and adventure. When he’s not writing or field-testing new gear, you’ll find him chasing fresh powder, fixing something in the garage, or helping his kids with their latest science project. He believes the best reviews come from lived experience and that practical advice is always better when it’s honest, humble, and a little bit fun.
Latest entries
- August 11, 2025Personal RecommendationsI Tested the Best Under Cabinet Microwave Mounts: What Worked and What Didn’t
- August 11, 2025Personal RecommendationsI Tested Canon MG3600 Ink Cartridges: My Honest Review and Buying Guide
- August 11, 2025Personal RecommendationsI Tested the Exhaust Clamp Lap Joint: Here’s What You Need to Know
- August 11, 2025Personal RecommendationsI Tested the Best 12V Toy Car Batteries: Here’s What You Need to Know