Best Li Ion Akku 2025

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Last Updated - 09/06/2025

Best Choice

01

BATZONE

BATZONE Rechargeable Lithium Batteries AA 8-Pack with Charger, 3600 mWh High Capacity 1.5 V AA Batteries, Long Lasting Rechargeable AA Li-ion Battery with Integrated Charging Storage Box

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23% Off
9.8

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Type C input design: Type C charging port is suitable for all types of interface inputs, and its good compatibility allows different power supply adapters. You can use it with PC/Plug/Power Bank/Car Charger or with 2.0A/3.0A adapters.
Smart LED display: the LED light shows the charging status. Flashing green indicates charge, static green fully charged, red indicates fault battery or temperature status. All AA batteries can be fully charged in 4 hours in static green.
Rechargeable lithium AA: 1.5 V rechargeable lithium AA batteries have a constant voltage output, ideal for high power consumption devices. Highly recommended for Xboxx controller, Bilink video door, camera, motorised toys, smart home devices, microphone etc.
High capacity: with a high capacity of 3600 mWh and a higher energy density, the rechargeable lithium batteries from BATZONE efficiently store more energy at the same volume. They offer a stable power supply of 1.5 V and a five times longer service life than alkaline batteries.
Built-in charging storage box: 2-in-1 function with charging and memory, compact and stylish design leads a new trend. Not only convenient for home storage and indoor use, but also for storing and using backpack and outdoor use as your pleasure.

28,99 € 37,99 €(23% Off off)
Value for Money

02

iMuto

imuto AA Batteries Pack of 8 Rechargeable Lithium 1.5 V 3600 mWh with Black Fast Charging LED Charger Ideal Digital Camera, Toy, Sports and Outdoor Use

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34% Off
9.6

Exceptional

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What we offer: 8 x rechargeable imuto AA lithium batteries, 1 x 8-slot LED AA battery charger, 1 x USB type C cable.
Type-C LED charger: 2 in 1 function with charging and memory, compact and stylish design leads a new trend. Much clearer to see the charging status. Input: DC 5V 3A and output: DC 5V 350mA*8.
Rechargeable lithium AA: 1.5 V rechargeable lithium AA batteries have a constant voltage output, ideal for high power consumption devices. Ideal for high energy devices such as remote controlled toys, controller, mouse, radio, flashlight, personal scales, medical devices, electronic fever meter
Long 1600 cycles: the rechargeable 1.5 V lithium AA battery from imuto can be charged and discharged for up to 1600 cycles. Save a lot of money and don't have to buy giant disposable batteries. Cost-saving and environmentally friendly.
High capacity: with a high capacity of 3600 mWh and a higher energy density, the rechargeable lithium batteries from imuto efficiently store more energy at the same volume. They offer a stable power supply of 1.5 V and a five times longer service life than alkaline batteries.

23,59 € 35,99 €(34% Off off)
03

EEMB

EEMB Lithium Polymer Battery 3.7V 2000mAh 103454 Rechargeable Lipo Battery with JST Connector - Confirm Polarity of Device and Connector Before Purchase

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9.4

Excellent

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Main highlights

Storage and use: keep the cells charged in 40%-60% during storage for a longer period of time. We recommend charging the battery every three months after receiving the battery and maintaining the voltage 3.7-4.0V. Store battery in a cool and dry place. Suitable for Bluetooth speakers, dash cam, keyboard and mouse, Wi-Fi enabled smart home systems, PDA and digital cameras, GPS, monitoring units, e-books, sleep management devices, blood oxygen tracking devices.
Reliable performance: no leaks, excellent cost performance and long service life. PCM protection function: over charge, over discharge, over current, short circuit protection, over temperature protection.
Certifications: UN 38.3 compliant. More than 400 EEMB batteries are UL certified. Search "MH20555" on UL for all EEMB UL certification information.// Quality service- Please contact us if you have any questions or concerns with the product via Amazon message. We will reply to you within 24 hours.
Before purchasing, make sure the polarity of the device matches the connection of the battery pack. ! 1. Battery size; 2. Plug model; 3. Plug size; 4. Connector polarity and this is not universal. (It causes a defect if the polarity of the battery connector does not match your device.)
Base information: voltage: 3.7 V; typical capacity: 2000 mAh, minimum capacity: 1900 mAh; weight: approx. 40 g; size: 34.5 x 56 x 10.6 mm (W x L x H)

10,99 €
04

Uxney

3.7 V 2600 mAh Rechargeable Batteries Lithium-Ion Battery with XH2.54/2P Connector for DIY Electronic Products, Toys, Lighting, Bluetooth Devices

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9.2

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

【Versatile Compatibility】: Whether you are powering your flashlight, remote control or electronic device, the form factor of this 18650 battery makes it generally compatible and makes it an ideal choice for various applications.
【Reliable Performance】: This battery contains consistent and reliable performance and maintains a stable voltage output to ensure smooth and uninterrupted operation for your devices.
【Durable Durability】: This battery is built with durability. It has been designed to withstand numerous charge cycles, reducing the need for replacement and cost-effective energy solutions.
【Battery Capacity】: 2600mAh; Voltage: 3.7V; Battery Type: Li-ion; Wattage: 9.62WH; Size: 66x16x21mm; Weight: 46g/1.62oz
Plug type: XH2.54 mm-2p; check the battery voltage, positive and negative polarity with the original battery before use. The opposite will cause damage to devices. The red wire is the positive pole "+", the black wire is the negative pole "-".

13,49 €
05

TGKYK

Pack of 6 18650 Battery 3 7 V 3000 mAh TGKYK 3 7 V Li-ion Battery 18650 with SM-2P Plug, Rechargeable Battery 18650 3.7 V, 3 7 Volt Battery 18650 Li-ion for RC Tanks, Cars, Buggies, Boats, Robots

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9.0

Excellent

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Main highlights

Wide application: 18650 battery 3 7 V Li-ion is compatible with E35 DE38 DE40 DE50 DE55 TB202 TM141 DEERC DE45 DE42 (only voltage, size and plug suitable can be used).
Super safe: Our 18650 battery 3 7 V 3000 mAh can be charged quickly and continuously at any time without having a memory effect, i.e. it is not necessary to discharge it completely and then recharge; equipped with a light alarm that shows a red light during charging and the light goes out when the battery is full.
Specific parameters: Dimensions 6.5 x 1.85 cm / 2.5 x 0.7 inches; weight: 44 g/piece; capacity: 2000 mAh; voltage: 3.7 V; plug: SM-2P, protective plate included; 6 for one serving, enough quantity to use.
Protect the environment: the 3 7 V Li-ion battery 18650 contains no lead, cadmium or blue, which does not pollute the environment. Very good quality. Smaller size, lighter weight, not easy to damage, high performance and reliability for long-term replacement of old or damaged batteries.
Long service life: all our remote control batteries are ready to use. The unique design can be reused at least 300 times. The improved 3 7 volt 18650 Li-ion battery has a higher capacity, a larger quantity and are durable.

21,99 €
06

GLK-Technologies

GLK-Technologies® High Power 3200 mAh 3.7 V NiMH Flat Top Battery 2025 Year of Manufacture

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8.9

Very Good

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Fast shipping! Usually 1-3 business days for delivery
24-month warranty
GLK-Euro-Trade is your satisfaction of the highest importance. In the production of our certified batteries, we attach great importance to high-quality electronics as well as regular laboratory checks. The specification of the capacity performance of our GLK-Technologies battery models is transparent and realistic
2 x high-quality flat top batteries, 18 mm x 65 mm

21,99 €
07

KINREECELL

KINREECELL 3.2 V AA 600 mAh Battery, LiFePo4 Double A Battery with Low Self-Discharge, 3.2 V Batteries for Solar Lights, Wall Lanterns, Solar Post Lights (AA-3.2 V-600 mAh)

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8.8

Very Good

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Main highlights

Widely used: 4 x KINREECELL AA 3.2 V batteries, mainly used for outdoor solar lighting in the garden.
Product specifications: the diameter of the AA battery is 0.55 inches, the height 1.97 inches, the voltage is 3.2 V and the capacity is 600 mAh. The material is LiFePo4.
Low self-discharge: low self-discharge reduces the own loss of the battery, stores energy, reduces unnecessary loss of capacity and extends the life of the battery.
Charging methods: This AA battery is mainly charged by solar energy and can also be charged with a suitable charger. (Charger is not included)
Advantages: reusable more than 1500 times, with advanced technology, the battery is very durable, energy-saving and money-saving, no need to worry about finding the right battery again

14,99 €
08

Nyctophos

LiFePo4 ICR 14505 Battery 800 mAh 3.7 V 14500 AA Button Top Battery for Solar Lighting Torch (Pack of 4) (3.7)

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8.5

Good

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Main highlights

Voltage: 3.7, capacity: 800 mAh
Excellent cycle stability, long service life and reliable performance.
Dimensions: 14.2 mm x 50.3 mm.
800mAh real capacity, durable and reliable power source for your devices.

18,99 €
09

TechniSat

TechniSat Battery for DIGITRADIO 1, DIGITRADIO 2, TECHNIRADIO RDR, TECHNIRADIO 6 IR, Viola 3, Transita 100/200 (replaceable lithium-ion battery, BL-5C, 3.7 V and 1050 mAh, 230 V, 50 Hz)

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16% Off
8.2

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

The practical replacement battery can be easily replaced on the back of the radios for the DIGITRADIO 1, DIGITRADIO 2, TECHNIRADIO RDR, TECHNIRADIO 6, VIOLA 3, Nordmende Transita 100 and Transita 200
Technical data: powerful lithium-ion battery with 3.7 V and 1050 mAh, rated voltage 230 V, battery life varies depending on the device
For full entertainment on the go: replace the battery of your digital radio on the go to enjoy your favourite music even longer - without the hassle of charging
Fits in any bag: thanks to the compact dimensions (W x H x D) of 34 x 54 x 0.5 mm, the small battery is the perfect solution for long evenings with friends in the park, on the terrace or in the garden
Convenient charging: back at home, you can conveniently charge the battery in the radio with the charging cable included with the radio

9,99 € 12,00 €(16% Off off)
10

Uxney

3.7 V 5200 mAh Rechargeable Batteries Lithium-Ion Battery with PH2.0/2P Connector for DIY Electronic Products, Toys, Lighting, Bluetooth Devices

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8.0

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

【Versatile Compatibility】: Whether you are powering your torch, remote control or an electronic device, the 18650 form factor of this battery makes it universally compatible and makes it an ideal choice for various applications.
【Reliable Performance】: Designed to deliver consistent and reliable performance, this battery maintains stable voltage output to ensure smooth and uninterrupted operation for your gadgets.
【Long-lasting Durability】: This battery has been manufactured with longevity in mind and can withstand numerous charging cycles, reducing the need for replacement and providing cost-effective energy solutions.
Note: Before use, please check the battery voltage, positive and negative polarity with the original battery, the opposite will cause device damage. The red cable is the positive pole "+", the black cable is the negative pole "-".
Battery capacity: 5200 mAh; size: 66 x 37 x 20 mm/2.6 x 1.45 x 0.78 inches; weight: 98 g; wattage: 19.24 Wh; plug type: PH2.0/2P; cable length: 5 cm/2 inches.

16,49 €