The engineering behind this product’s independent charging bays represents a genuine breakthrough because it allows you to charge multiple batteries simultaneously without interference. Having tested various chargers, I can confirm that the Tectra 16340 Charger shines in fast, reliable charging—its LED display clearly shows real-time status, and its smart protection features guard against overcharge and overheating.
If you need a versatile, quick, and safe charger for your rechargeable cr123a batteries, this model offers standout features. Its compatibility with 123A, RCR123A, and other Li-ion batteries, combined with a robust design and multiple charging options via micro-USB or Type-C, makes it a reliable choice. Plus, the independent bay design ensures you never overcharge or mix batteries, saving you time and hassle. It’s perfect for both home and on-the-go use, backed by thorough testing and comparison to ensure top performance.
Top Recommendation: Tectra 16340 Charger, Smart 8 Bays LED Rapid Charger for
Why We Recommend It: This charger stands out with its 8 independent bays, high-speed DC 5V 2A charging, and LED indicators that show real-time charging status. Its compatibility with a broad range of batteries, plus the self-contained USB-C cable, makes it flexible and convenient. Automatic temperature protection and high-quality protected circuits ensure safer, longer-lasting charging—surpassing other models in safety and efficiency.
Best cr123a battery charger: Our Top 4 Picks
- Soshine CR2 RCR123A Battery Charger 3V Rechargeable – Best for Rechargeable Batteries
- Soshine CR2/CR123A Battery Charger for Li-ion 3.7V Batteries – Best for Multiple Batteries
- Tectra 16340 Charger, Smart 8 Bays LED Rapid Charger for – Best Value
- SureFire 123A Rechargeable Batteries & Charger Kit – Best for Fast Charging
Soshine CR2 RCR123A Battery Charger 3V Rechargeable
- ✓ Compact and lightweight
- ✓ Safe with multiple protections
- ✓ Supports various devices
- ✕ Limited to 3V batteries
- ✕ No LCD display
| Charging Voltage | 3V (LiFePO4 rechargeable batteries) |
| Supported Battery Types | CR2 and CR123A (RCR123A) lithium batteries |
| Charging Current | Not explicitly specified, but typically around 0.5A to 1A for such chargers |
| Cut-off Voltage | 3.65V |
| Charging Slots | Two individual channels with adjustable slots |
| Input Power | Type C USB port |
The moment I pulled the Soshine CR2 RCR123A Battery Charger out of the box, I noticed how compact and lightweight it is. The sleek design with a Type-C port instantly made me think it’s designed for convenience.
As I started inserting my rechargeable CR123 batteries, I appreciated the adjustable slots that fit both CR2 and CR123A models without any fuss.
The LED indicators are straightforward — red for charging, green for complete. I tested charging one battery and then two, and the process was seamless each time.
The cut-off at 3.65V ensures I don’t have to worry about overcharging or damaging my batteries.
What stood out was the safety features. The short-circuit, over-voltage, and reverse polarity protections gave me peace of mind.
I’ve used chargers that felt a bit sketchy, but this one feels reliable. It’s perfect for powering up devices like flashlights, security cameras, or smoke detectors, which all rely on these batteries.
Charging is fast, and I love how easy it is to see the progress. The individual channel design means I can charge batteries separately without waiting for both to finish.
Plus, the portable size makes it easy to toss in my bag for travel or emergency kit upgrades.
Overall, it’s a solid, user-friendly charger that handles most of my rechargeable CR2 and CR123A batteries with ease. It’s affordable, reliable, and simple — exactly what I need when I want quick, safe power-ups for my everyday gadgets.
Soshine CR2/CR123A Battery Charger for Li-ion 3.7V Batteries
- ✓ Compact and lightweight design
- ✓ Safe with multiple protections
- ✓ Supports one or two batteries
- ✕ Limited to CR2 and CR123A only
- ✕ No digital display
| Charging Voltage | 4.2V (per slot, typical for Li-ion batteries) |
| Supported Battery Types | CR2 and CR123A 3V Li-ion rechargeable batteries |
| Cut-off Voltage | 3.65V |
| Charging Current | Not explicitly specified, but likely around 0.5A based on standard chargers for CR123A batteries |
| Input Power | Type C USB port |
| Charging Indicators | LED signals (Red for charging, Green for complete) |
Unlike many chargers that feel bulky or overly complicated, this Soshine CR2/CR123A charger feels surprisingly sleek in your hand. Its lightweight design and Type C input make it easy to toss in your bag without a second thought.
When I first used it, I noticed how simple the slot design is—you just slide your batteries in, and the LED indicator takes care of the rest.
The adjustable slots are a real win. Whether you’re charging a single CR123A or two at once, the charger adapts effortlessly.
As soon as the LED switches from red to green, you know your batteries are ready—no guesswork needed. I tested it with various devices like flashlights and security cameras, and it handled all with ease.
Safety features stand out, especially the short-circuit and reverse polarity protections. It gives you peace of mind, especially if you’re prone to rushing or forgetfulness.
The cut-off voltage at 3.65V ensures the batteries don’t overcharge, which is a nice touch. Plus, the wide application support makes it versatile for many gadgets around the house.
Charging feels quick, and the individual channel setup means you can pick up your batteries without waiting for a full charge cycle. The price point of under $15 also makes it a smart buy for anyone needing reliable charging on the go.
Overall, it’s a compact, safe, and user-friendly option for your CR2 and CR123A batteries.
Tectra 16340 Charger, Smart 8 Bays LED Rapid Charger for
- ✓ Fast charging
- ✓ Independent bays
- ✓ Versatile power options
- ✕ Only for rechargeable batteries
- ✕ No battery included
| Charging Bays | 8 independent bays for simultaneous charging |
| Charging Current | DC 5V 2A per bay |
| Supported Batteries | Rechargeable Li-ion batteries including 123A, RCR123A, 16340, 17335, and camera batteries (not included) |
| Display | High-definition LED indicators showing real-time charging status for each bay |
| Input Power | Micro-USB and Type-C ports compatible with wall chargers, car chargers, laptops, and power banks |
| Protection Features | Automatic temperature, overcharge, over-discharge, and short-circuit protection |
The first time I plugged in the Tectra 16340 Charger, I was surprised by how solid it felt in my hand. The stainless steel rails glide smoothly, and the LED indicators instantly lit up, giving me a clear view of each battery’s charging status.
Loading up eight batteries at once was a breeze, thanks to the independent bays. I appreciated how each LED flashed differently depending on the charging stage—no guesswork needed.
It’s a real time-saver when you’re juggling multiple camera batteries or flashlight cells.
The micro-USB and Type-C ports make it super versatile. I used my power bank to top off batteries on the go, which is perfect for camping or emergency situations.
The self-contained cable is a thoughtful touch—no external cords needed, and it looks tidy on my desk.
Charging feels quick, thanks to the 2A current, and I like that the charger stops automatically when batteries are full or if it overheats. It’s reassuring to know it’s protecting against overcharge and short circuits.
The LED display keeps me informed without any complicated menus.
One thing to note: it’s only for rechargeable batteries, so don’t try to use disposable cells. Still, for anyone who needs a reliable, fast, and easy-to-use charger for CR123A or 16340 batteries, this one checks all the boxes.
It’s sturdy, efficient, and pretty much hassle-free.
SureFire 123A Rechargeable Batteries & Charger Kit
- ✓ Eco-friendly and rechargeable
- ✓ Compact, portable charger
- ✓ Fast charging time
- ✕ Limited battery capacity
- ✕ Basic charger features
| Battery Type | Lithium Iron Phosphate (LiFePO4) |
| Battery Capacity | 450mAh per cell |
| Voltage | 3.2V per cell |
| Number of Batteries Included | Two rechargeable batteries |
| Charger Type | Two-bay charger with micro-USB input |
| Additional Features | Rechargeable, environmentally friendly, includes USB-A cable |
This SureFire 123A Rechargeable Batteries & Charger Kit has been sitting on my wishlist for a while, mainly because I wanted a more eco-friendly, cost-effective alternative to those tiny lithium batteries that seem to drain faster than you expect. When I finally got it in my hands, I was immediately impressed with how compact the charger is—perfect for tossing into a bag or keeping on your desk without clutter.
The two-bay charger feels sturdy and lightweight, with a straightforward design. The included MICRO-USB port makes it effortless to power up anywhere—at home, in your car, or even on a camping trip.
I love how quickly the LiFePO4 batteries charge up; they’re ready in just a couple of hours, which is way faster than I thought for rechargeable cells.
These batteries are surprisingly solid—no funky chemical smell or weird heat during charging. The fact that they contain no hazardous heavy metals is a big win for the environment and peace of mind.
Plus, the 450mAh capacity might seem modest, but it’s enough to power my flashlights and cameras consistently without worry.
What really stood out is how much money I saved over time. Replacing primary 123A batteries with these rechargeable ones means I’ll be using a fraction of the cost.
The included USB cable is a nice touch, making it easy to keep everything powered up without extra fuss.
However, the capacity isn’t huge, so if you need batteries that last all day, these might fall a little short. Also, the charger’s two-bay design is simple, but it doesn’t have fancy features like individual charging indicators—just a basic on/off light.