

🔌 Charge smarter, travel lighter, power longer.
The Amazon Basics 4-Bay Battery Charger is a compact, intelligent charger designed exclusively for NiMH AA and AAA batteries. It supports fast charging with individual bay control to prevent overcharging and overheating, features a foldable AC plug compatible with 100-240V worldwide, and delivers professional-grade performance at an unbeatable price point. Ideal for busy professionals and eco-conscious users who demand reliable, long-lasting power on the go.
| ASIN | B0CL94ZVK8 |
| Best Sellers Rank | #1,572 in Our Brands ( See Top 100 in Our Brands ) |
| Customer Reviews | 4.3 4.3 out of 5 stars (1,813) |
| Date First Available | September 30, 2024 |
| Department | consumer_electronics |
| Item Weight | 3.84 ounces |
| Item model number | CK1209US |
| Manufacturer | Amazon |
| Product Dimensions | 2.71 x 4.81 x 1.1 inches |
T**E
Reliable, Long-Lasting Power Backed by Smart Engineering and Outstanding Value
The Amazon Basics Rechargeable NiMH Battery Kit with Bay Charger is one of those purchases that immediately proves its worth. From the moment you open the box, the engineering quality and thoughtful packaging stand out. Each battery is neatly organized, protected, and clearly labeled, and the charger itself is compact, sturdy, and built with a level of precision that feels far above the price point. The batteries are impressive in both feel and performance. The AA 2000mAh and AAA 800mAh cells have a solid construction with a clean finish and consistent weight—small indicators of well-made cells. Once charged, they deliver stable, long-lasting power that performs just as well as, and often better than, many of the more expensive name-brand rechargeable batteries on the market. Whether in high-drain devices like flashlights, controllers, and small electronics, or in lower-drain household items, the runtime is consistently strong. The charger is equally noteworthy. It operates quietly, gives clear visual indicators, and charges efficiently without overheating. The independent bay design ensures each battery gets exactly the charge it needs, extending long-term lifespan. This is a feature you typically see in higher-priced smart chargers, yet here it’s included at a surprisingly affordable cost. What makes this kit exceptional is the value. For the cost of a single pack of premium disposable batteries, you’re getting a full rechargeable system that pays for itself quickly. It’s a smart investment for anyone who uses battery-powered devices regularly—families, photographers, tech users, and anyone looking to reduce waste and recurring costs. Use-cases range from around-the-house electronics to camping gear, flashlights, kids’ toys, bike accessories, and backup emergency kits. The batteries hold their charge well in storage, making them ideal for both everyday use and preparedness. Pros • Strong engineering and solid overall build quality • Long-lasting charge with consistent performance • Smart, independent-bay charger prevents overcharging • Excellent value compared to premium rechargeable brands • Ideal for high- and low-drain devices alike Cons • None—this kit is a fantastic buy For anyone looking for reliable rechargeable power at a fair price, this Amazon Basics kit delivers professional-level performance and long-term savings that make it an easy recommendation.
W**Y
Not bad for Amazon brand.
Works as well as the big brands at a fraction of the cost. Charges 4 AAA or AA batteries. Easy to charge batteries. Downside is it does not come with batteries.
M**K
Great buy, Great way to save if you use a ton of batteries....
does it get the job done? Yes, but be warned. I gave 4 stars simply cause i had to replace mine with a new one. Charging the 8 AAA no problem. but as soon as you charge more than 2 AA the systems fail check lights come one. Design could be better, cause the flashing LED lights can be confusing. that said, happy to help the world by reducing the amount of batteries we use. Built quality is fantastic, its sturdy and and well laid out, and great for not having a "specific" sequence to follow for charges. Now in regards to the value for money, simple and easy yes. For the cost of a single 20 pack AAs and single AAAs pack you have an good extended savings. Plus Extra batteries are well priced. Filling out my Battery Daddy with these going into the future. Only thing missing from the box was a USD-c Charging block, But we all have those kicking around im sure.
M**.
Work great!
Great price for the amount and type of batteries! Love that you can charge both size batteries and how they charge fast!!
D**H
A wise investment
I think the life of the batteries is shorter than the top selling brands regular disposable batteries but otherwise a decent product. Once in a while I get a spot on the charger that just blinks and doesn't charge and have to switch the batteries around. Its easy to notice though and fix early on with obvious light functions. Definitely a money saver! Compatible with AA & AAA. Small and easy to store.
D**.
Great Charger
Works great. Individual LED light for each battery. Some batteries will charge faster/slower than others the little LED will let you know each battery is fully charged. This one is faster than my Eveready charger, but still takes a good time to charge, but well worth purchasing it. Just get it and put it to use.
A**T
Charger pack
Great buy ,charges fast and batteries last longer
L**5
Good so long as you don't mind blinking
What you get vs the money is good. The battery life is still TBD. Functions well and it's small size so easy to place. The one thing I don't like about it is when the batteries are full the lights blink constantly which is annoying in a dark room.
F**S
Pefect fit for AAA batteries, takes a special battery. I think it is as good as the more expensive models but time will tell.
N**S
Charges batteries! Does exactly what you need it to do.
E**A
Practico carga rápido y más pilas son muy necesarias pra
M**.
j'adore il recharge mes batteries sans problème en criant ciseau
D**E
Seems like it works , charges the batteries in about 8 hours or less depending on the rechargeable battery type and brand you use as well as age . I’m happy with it so far but only had it a few weeks ago, so time will tell, so far I’m happy with it!
Trustpilot
3 days ago
5 days ago