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imuto 4200mWh Rechargeable AA Lithium Batteries 4-Pack, 1.5V High Power

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Availability: Only 10 left in stock, order soon!
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Arrives Friday, Oct 23
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Set name: 4200mWh 4AA


Features

  • 4200mWh High-Capacity Li-ion PowerWith a 1.5V-rated output that outperforms 1.2V Ni-MH rechargeables, these AA lithium batteries deliver approximately 2800mAh equivalent capacityideal for high-drain devices like game controllers, smart locks, and cameras that demand reliable, device-ready voltage to perform at their best.
  • Recharge Up to 2500+ TimesEngineered for long-term value, each battery supports up to 2500+ charge cyclesreplacing thousands of disposable alkaline batteries and reducing environmental waste while saving you money over years of daily use.
  • Integrated CBPI Sealing TechnologyProprietary high-density construction achieves 96.8% internal space utilization with a smart protection chip, explosion-proof module, and sealed Li-ion energy celldelivering stronger consistency, stability, and safety compared to conventional battery designs.
  • 1/3 Lighter Than Ni-MH & AlkalineAt roughly one-third the weight of same-capacity Ni-MH and alkaline alternatives, these cells reduce device load without sacrificing runtimeperfect for portable electronics, travel gear, and handheld gaming systems.
  • Internationally Certified for SafetyTested and approved to FCC, CE, ETL, UKCA, and PSE standards for reliable, dependable use across a wide range of power-hungry devicesincluding game controllers, smart door locks, digital cameras, electric shavers, radios, and kids' toys.

Description

Why choose 1.5V rechargeable AA batteries instead of traditional 1.2V NiMH batteries? Unlike traditional 1.2V NiMH batteries, 1.5V lithium batteries provide a more consistent voltage output for compatible devices, helping deliver reliable power during everyday use. Can I reduce frequent battery changes? With 4200mWh energy capacity, these rechargeable AA batteries are designed for dependable everyday power. Recharge and reuse them to reduce the need for frequent disposable battery replacements. Is it compatible with my devices? Yes, the imuto Rechargeable AA Lithium Batteries are compatible with a wide range of devices. They're designed for blink/digital cameras, remote controls, wireless mice, game controllers, smart locks, electric toothbrushes, toys and video doorbells. Why won't my aa battery charge? What can I do? First, check for physical damage and clean the metal contacts if dirty. If batteries haven't been used for a long time, leave them on the charger for at least 30 minutes to reactivate them. If the issue continues, please contact imuto service. How long does it take to recharge? With the imuto charging case and the included 5V/3A USB‑C adapter, a full charge takes about 2.5 hours. The case features a smart charging IC with overcharge and thermal protection. For best results, use only the supplied accessories. Please Note 1. Maximum Discharge Current: The maximum continuous discharge current of imuto 4200mWh AA lithium batteries is 2A. Certain high-power devices — including high-draw remote control cars, ultra-bright LED flashlights, and LED headlights with high/turbo modes — may draw current exceeding the battery's rated limit. Sustained operation at or beyond the maximum discharge rating may cause the battery to heat abnormally. If your device features a high-brightness or boost mode, please verify its current draw against the battery's specifications before use. 2. After Charging: If the battery surface feels warm immediately after a full charge, allow it to rest for 30 minutes before inserting into your device. 3. First-Time Use: During initial use, the charger indicator may not light up or may flash red. This can occur when the charging dock is calibrating to the battery. Try reseating the battery in a different charging slot and leave it in the charger for an extended period to allow proper identification. 4. Quality: Our battery defect rate is one in a thousand. If you receive a unit where 1–2 batteries fail to charge normally, we will provide the best resolution. Pioneer in Rechargeable Battery & Power Solutions 10+ Years of R&D & Production Expertise Committed to Innovation, Safety, and Sustainability Trusted by Millions of Customers Worldwide imuto rechargeable AA lithium batteries with fast charger deliver breakthrough performance and long-lasting durability. Specially designed for Christmas toys and gifts powered by AA batteries, string lights, desktop Christmas trees, flameless candles. 4200mWh, 8-pack with USB-C charger, 1.5V output, 2500+ cycles, Li-ion & Ni-MH compatible. Built for high-drain and everyday devices. Lithium-ion rechargeable AA batteries typically offer higher energy density, longer cycle life, and lower self-discharge rates compared to NiMH batteries.(usually 1.5V for lithium-ion rechargeable AA batteries and 1.2V for NiMH) Yes, lithium-ion AA batteries can replace alkaline batteries in many devices. However, lithium-ion AA batteries typically maintain a constant voltage of 1.5V, making it difficult to monitor the remaining battery life in real time. The lifespan of Lithium-ion rechargeable AA batteries can vary. Our batteries typically last over 3 years or about 2500 charging cycles. After 2500 cycles, the usable capacity is around 80% of a new battery. Because the disposable battery does not need to be charged, it can use up all the power. Lithium-ion batteries require a secondary charge of the battery, so some of the power needs to be retained to maintain the battery's activity.

Number of Batteries: 4 AA batteries required. (included)


Brand: imuto


Battery Cell Composition: Lithium Ion


Battery Capacity: 2800 milliamp_hours


Recommended Uses For Product: Baby Monitor, Camera, Camera Flash, Clock, GPS, Gaming Controller, Hearing Aid, Radio, Remote Control Vehicle, TV Remote See more


Number of Batteries: 4 AA batteries required. (included)


Brand: imuto


Model Number: AA1166


Manufacturer: imuto


Included Components: 4 Pack 4200mWh Li-ion AA Batteries


Battery Capacity: 2800 milliamp_hours


Voltage: 1.5 volts


Reusability: Rechargeable


Unit Count: 4 Count


Battery Weight: 3.36 ounces


Antenna Location: Baby Monitor, Camera, Camera Flash, Clock, GPS, Gaming Controller, Hearing Aid, Radio, Remote Control Vehicle, TV Remote


Battery Cell Type: Lithium Ion


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Friday, Oct 23

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Top Amazon Reviews


  • Love it & will be purchasing another set
First impressions review: I really really love the design of this set. The case is a nice elegant design that very simplistic. Not to over the top just a nice balance. Love that it has a 12 month warranty so if anything happens with that timeframe (like the battery case stops working) I can get a replacement. So far the the charging time isn’t that bad but that can also depend on your charger wattage. It is very functional & easy to use especially with my arthritis hands. I can’t speak on the battery leakage as I’ve just received this today but the fit/build quality is wonderful. ... show more
Reviewed in the United States on January 23, 2026 by Sierra D. Robinson

  • Best batteries ever
Set name: 4200mWh 8AA+8 slot charger
Batteries work great. They last a really long time in use. They recharge quick. They save me a fortune over buying alkaline batteries. I am going to move all my battery operated items to these batteries.
Reviewed in the United States on June 15, 2026 by Dora Ballard

  • Looks good and works
Set name: 4200mWh 8AA+8 slot charger
Looks good, charges via my Anker pps charger, and working
Reviewed in the United States on August 24, 2026 by Sid

  • Charging correctly and happy with purchase so far
Set name: 4200mWh 8AA+8 slot charger
I just received the 8 batteries in their charger box. They are now charging correctly so I am satisfied for now. I only just got them so I cannot say how long the battery life is nor can I comment on their value for the money as I do not know enough information yet. I can say the charging speed is not very quick because I have been waiting for at least 45 minutes and only one of the eight is charged. I am happy with the charging box which keeps the batteries stored all together in one convenient place. I tried one of my old rechargeable Energizer batteries in the charger box and it did charge with a blue light so it is compatible, which is great because I have quite a few of them. Overall, I am good with my purchase so far. I just hope the batteries last a decent amount of time before they need recharging. ... show more
Reviewed in the United States on July 5, 2026 by mary gretchen lahman

  • Just what I needed!
I wanted rechargeable lithium batteries mainly for my ring doorbell. These charge well and last for a while! I like that I can charge up the set and always have batteries available. The box is nice and compact so i don't have any issues storing my batteries. I also love that these are affordable and adorable! Maybe it's dumb to want cute batteries when they're going in something but I like a little whimsy 🤷🏻♀️ ... show more
Reviewed in the United States on June 23, 2026 by Kota

  • Beautiful design
I love the color and the design, the charging case is also super cute and battery does last, charging doesnt take long either. You get what you pay for. The only downside is that the batteries are slightly smaller. Which is not a huge difference but im a console player so i find myself readjusting the batteries all the time. i did put a different rechargeable battery for comparison but other than that i have no issues ... show more
Reviewed in the United States on January 17, 2026 by Katherine

  • Easy to use and well made battery charger combo
Set name: 4200mWh 8AA+8 slot charger
Fit and finish seems good. Use of the charger is inituitive. Initial charging took about 8 hrs before the lights were solid green.
Reviewed in the United States on August 4, 2026 by A. Xie

  • Pretty and Functional
I enjoy the pink background and cherry blossom design on the batteries. The case being pink is a bonus. If I am to reuse batteries, they ought to be pretty. The batteries seem to work appropriately, and the case charges very well. I will probably buy some AAA batteries next.
Reviewed in the United States on May 19, 2026 by Makayla Mosier

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