18660 Rechargeable 9900mAh Battery Charger, Universal Smart Battery Charger Set for 18650 Flashlights, Headlamps, Doorbells, 3.7 Volt Batteries Charger Suite
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18660 Rechargeable 9900mAh Battery Charger, Universal Smart Battery Charger Set for 18650 Flashlights, Headlamps, Doorbells, 3.7 Volt Batteries Charger Suite

Product ID: 505658559
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Details

  • Brand
    MAXIAEON
  • Color
    Green Red
  • Product Dimensions
    9.6"D x 5.5"W
  • Output Voltage
    3.7 Volts
  • Specification Met
    FCC
🔋9900mAh high-capacity power
🌡️Smart temperature protection
🔴🟢LED charge status indicators

Description

🔋 Charge smarter, stay unstoppable.

  • DURABLE SLEEK - Crafted from aluminum alloy steel, this charger combines rugged durability with a modern, professional aesthetic.
  • POWER THAT LASTS - 9900mAh capacity ensures your devices stay charged longer, powering your busy lifestyle without interruption.
  • SMART SAFETY FIRST - Advanced temperature protection automatically halts charging to prevent overheating—because your gear deserves the best care.
  • INSTANT STATUS INSIGHT - Red/Green LED indicators keep you informed at a glance, eliminating guesswork and boosting efficiency.
  • UNIVERSAL COMPATIBILITY - Designed for 18650 lithium-ion batteries, perfect for flashlights, headlamps, doorbells, and more—one charger to rule them all.

The 18660 Rechargeable 9900mAh Battery Charger is a universal smart charger designed for 18650 lithium-ion batteries. Featuring a durable aluminum alloy build, it offers smart temperature protection and intuitive red/green LED indicators to ensure safe, efficient charging for flashlights, headlamps, doorbells, and other 3.7V devices.

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Specifications

Item Dimensions D x W x H9.6"D x 5.5"W x 1.6"H
Brightness8000 Lumen
Supported Battery TypesLithium
Voltage3.7 Volts
Battery TypeLithium Polymer
Number of Batteries1 Lithium Ion batteries required. (included)
Additional FeaturesDurable
Power SourceManual
Light Source TypeLED
White Brightness8000 Lumens
ColorGreen,Red
Material TypeAluminum, Alloy Steel

Have a Question? See What Others Asked

Does the negative side of the battery go in first (toward the spring inside)? I don't see any polarity indication within and no instruction sheet.
How many batteries come with this?
Why is there a false claim of capacity listed? These cells do not have anywhere close to the advertised capacity.
does it come with a battery case /holder how many batteries dows it come with

Reviews

J**B

I Really Like Flashlights Powered by 18650 Batteries

This Maxiaeon charger comes with four 18650 batteries. Here's a couple of things to know. The batteries were individually wrapped in plastic. Charging went much better once I removed the plastic. Second point, I plugged into a USB charging port powered by a 2.0 18V battery, the type used on drills and other tools. I first thought the Maxiaeon charger was faulty because the 1st 18650 battery showed charged after about 5 minutes. Switching power supplies, I got charging results that I believe are accurate.So, I am pleased with this purchase. I have four flashlights that shine brightly.

J**E

Best charger I’ve ever had!

Best charger I’ve ever used. Just the right amount of tension without damaging battery or fingers. Highly recommend

D**K

Odd features

Firstly, the battery has a counter-intuitive +/- install (+ is down on the spring). Secondly, the multiple light levels are in both steady and flashing modes (flashing might be good for some instances, but BAD for epileptic, etc.). Depending in which mode it was turned off, it might require multiple clicks to get the desired mode. This is true for both small and large areas. Also, threading care is required when installing a new battery. Other features are great. It can be very bright; has a great battery; has a great USB charger (with only minor green/red led quirks); it charges quickly; & lastly, this is a great price for 6 included batteries!

B**Y

Great little light

Great little light a bit smaller than the original atomic beam but every bit as bright the flood setting coverage is a bit smaller but the smaller size is great to slip in pants pocket' the charger is clean and compact and also works well and having the extra batteries is a real plus. i was hopeing it came with a sleeve for the 18650 battery but no such luck (I made one out of an old plastic party cup) also no storage case for the extra batteries. Overall a nice little package for the price. I would buy it again if i need another light.

H**R

Just what I needed

These batteries work great with a long last after charging and they are true to size fitting the product I needed them for with ease. It shows the charging mode green when the mode is complete from red so the modes are easy to readThe weight is normal for these batteries and the versatility is great.

G**Y

Works!

Works as described.

A**M

False advertising!

The batteries do not have 9900mah, more like 560mah, and the flashlight is so cheap you might as well buy a 3 dollars one in dollar general, do not buy! I want my money back!

W**R

Is great price for the product shown

First of all, I didn't buy it for the flashlight. I bought it for the 2 port charging station and the batteries. I use these batteries and my portable fans so when I go camping, I always have some batteries and backup to hang up in my hammock while I'm sweltering in the high humidities. So far, they've done pretty good. The charging station charges pretty quickly. The flashlight's a flaso. It's good to have an extra one around. Up Date batteries don't last very long at all. So by a different brand then on the last half. As long as my 3300 Mill Amp batteries

Common Questions

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Trustpilot

TrustScore 4.5 | 7,300+ reviews

Ali H.

Fast shipping and excellent packaging. The Leatherman tool feels very premium and sturdy.

1 day ago

Suresh K.

Very impressed with the quality and fast delivery. Will shop here again.

4 days ago

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€ 42.60

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Trustpilot

TrustScore 4.5 | 7,300+ reviews

Farhan Q.

The delivery time was excellent, and the packaging was secure.

2 months ago

Sneha T.

Received my product in pristine condition. Great service overall.

1 month ago

18660 Rechargeable 9900mah Battery Charger Universal Smart Battery Charger Set | Desertcart Cyprus