9 Incredible Li Ion Battery For 2023

Mobile Accessories

The advancement of technology has greatly relied on the innovation of rechargeable batteries, and one type that has gained immense popularity is the Li-ion battery. With its high energy density and longer lifespan compared to traditional options, Li-ion batteries have become an essential component in various applications. As we look towards the future, the demand for even more efficient and powerful Li-ion batteries continues to grow. Therefore, in this article, we will explore nine incredible Li-ion battery models that are set to revolutionize the market and shape the landscape of energy storage in 2023.


The Amityke 3.7V Rechargeable Battery 3500mAh is a high-capacity and versatile battery that is perfect for various electronic devices. With its wide compatibility, it can be used for headlamps, doorbells, cameras, small fans, and more. These batteries have a durable capacity of 3500mAh, providing long-lasting power for your devices. They also have an impressive 1000 battery cycles without memory effect, reducing the need for constant battery replacements. The anti-corrosion shell ensures safety and environmental friendliness. Additionally, Amityke offers excellent after-sales service with a 30-day return or replacement policy. Overall, these rechargeable batteries offer great value and performance.

Key Features

  • Wide compatibility with various electronic devices
  • Support for up to 1000 charging and discharging cycles
  • Durable capacity of 3500m Ah for longer device usage
  • Environmentally friendly with anti-corrosion shell
  • Excellent after-sales service with 30-day return or replacement
  • Specifications

  • Dimension: 2.56Lx0.70Wx2.56H
  • Pros

  • Wide compatibility with different devices
  • Long-lasting battery life
  • Environmental friendliness
  • Excellent after-sales service
  • Cons


    The Amityke 3.7V Rechargeable Battery 3500mAh is a reliable and cost-effective choice for powering your electronic devices. With its high capacity and durable performance, you can trust these batteries to provide long-lasting power. The wide compatibility ensures that you can use them for various devices, making them a versatile option. The 1000 battery cycles without memory effect further enhance their value, reducing the need for frequent replacements. The anti-corrosion shell adds another layer of safety and environmental protection. With Amityke’s warm after-sales service, you can have peace of mind knowing that any issues will be promptly addressed. Overall, these batteries offer great performance and longevity for your electronic devices.


    The 2 PCS 3.7V Li-ion Rechargeable Battery is a high-capacity battery that can be used in a variety of applications and devices. With a voltage of 3.7V and a capacity of 2200mAh, this rechargeable battery is ideal for high-power devices such as digital cameras, USB fans, flashlights, and more. It features a PCB protection board and offers multiple protection functions to ensure safe usage. With a long lifespan and the ability to be charged up to 1200 times, this battery provides great savings compared to disposable alkaline batteries. It is also versatile, making it perfect for both household and outdoor applications. If you're not satisfied, the product comes with a purchasing warranty and excellent customer service.

    Key Features

  • Voltage: 3.7V
  • Capacity: 2200m Ah
  • PCB protection board
  • Rechargeable for up to 1200 times
  • Wide range of applications
  • Purchasing warranty
  • Specifications

  • Color: Blue
  • Dimension: 2.56Lx0.71Wx0.71H
  • Size: Flat Top
  • Pros

  • High capacity and voltage for powerful devices
  • Multiple protection functions for safety
  • Long lifespan and great savings
  • Versatile usage for both indoor and outdoor activities
  • Purchasing warranty and excellent customer service
  • Cons


    The 2 PCS 3.7V Li-ion Rechargeable Battery is a reliable and high-performance battery suitable for various devices and applications. It offers a high capacity and voltage, ensuring optimal performance in power-hungry devices. The multiple protection functions provide peace of mind during usage, while the long lifespan and ability to be charged up to 1200 times offer great cost savings compared to disposable batteries. Its versatility makes it perfect for household and outdoor activities. Additionally, the purchasing warranty and excellent customer service ensure a satisfying experience. Overall, this rechargeable battery is an excellent choice for those looking for a reliable and long-lasting power source.


    The funkawa 18500 3.7V Rechargeable Batteries are ideal for use in solar lights, flashlights, and various devices. With a capacity of 1600mAh and dimensions of 18.3 x 50 mm, these Li-ion rechargeable batteries provide reliable power. They offer a high cycle life of 500 times, ensuring long-lasting usage. It is important to note that these batteries are not AA size or 3.2v LiFePO4 batteries, so please check the size and volts before placing an order. The product comes with a 100% satisfaction guarantee and excellent customer service. The batteries have received a customer rating of 4.3/5.

    Key Features

  • -【Battery Type 】 18500 3.7V Li-ion rechargeable Battery
  • -【18500 Specification 】: The Capacity is 1600m Ah, Dimensions (Dia. x H.) -18.3 x50 mm / 0.7 x 1.97 inch
  • -【Ideal for & High Cycle Life】: Compatible with solar lights, flashlight, 500 Times Cycle Life
  • -【Important Note】: Please Check the Size and volts Before You Place an Order,18500 3.7v li-ion battery are not AA, not 3.2v Li Fe PO4 Battery
  • -【100% GUARANTEED】 If the battery does not meet your expectations, let us know and you will be offered a full refund, we pride ourselves on excellent customer service
  • Specifications

  • Dimension: 2.56Lx0.71Wx0.71H
  • Size: 3-Pack
  • Pros

  • Met specs and good capacity
  • Perfect fit for existing lights
  • Bigger capacity for longer-lasting usage
  • Easy to install in solar lights
  • Saved burned out solar garden lights
  • Works well with solar lights
  • Cons

  • Not compatible with AA size
  • Shorter length compared to 18650 batteries
  • Wrong size for solar lights

    The funkawa 18500 3.7V Rechargeable Batteries provide reliable power for solar lights and other devices. With a good capacity and high cycle life, these batteries offer a satisfactory performance. They are easy to install and have received positive feedback from customers. However, the shorter length compared to 18650 batteries and the incompatibility with AA size may be a drawback for some users. Overall, these batteries are a decent choice for those in need of a reliable power source for their solar lights or flashlights.


    The Kratax Rechargeable Lithium Batteries AA offer a high-capacity and long-lasting power solution for households. With 3500mWh capacity and a 2-hour fast charge time, these lithium batteries are more efficient and convenient than traditional Ni-MH rechargeable batteries. They feature a constant voltage output, ensuring stable performance throughout their use. The batteries are highly durable with a cycle time of over 1600 times, equivalent to 1600 disposable batteries. The low self-discharge rate of 0.03% per month adds to their longevity. The batteries come with multi-protection features, including protection against overcharge, overvoltage, overcurrent, and over discharge. They also have independent charging channels and a comfortable design. The Kratax Rechargeable Lithium Batteries AA are a reliable and safe choice for various devices.

    Key Features

  • High Capacity: 3500m Wh and fast 2-hour charge time
  • High Quality: Intelligent control chip, 1600 cycles, 3A current
  • More Durable: Low self-discharge, lightweight
  • Multi-Protection: Exhaust explosion-proof, built-in safety features
  • Independent Charging Channels: USB Type-C, automatic power-off
  • Specifications

  • Color: 8pack AA batteries with Charger
  • Dimension: 0.57Lx0.57Wx1.99H
  • Size: 8 AA batteries & Charger
  • Pros

  • High-capacity and fast charging
  • Long-lasting and durable
  • Safe with built-in protection features
  • Independent charging channels for convenience
  • Cons

  • Not compatible with certain devices
  • Frequency interference with some electronics

    The Kratax Rechargeable Lithium Batteries AA offer excellent performance and reliability with their high capacity and long-lasting power. They charge quickly and have a cycle time of over 1600 times, making them a cost-effective and environmentally friendly choice. The batteries are lightweight and have a low self-discharge rate, ensuring they are always ready for use. The built-in protection features and independent charging channels add to their safety and convenience. However, it’s important to note that they may not be compatible with certain devices and can generate frequency interference. Overall, the Kratax Rechargeable Lithium Batteries AA provide a dependable power solution for various household devices.


    The Fraternize 7.4V 2600mAh Rechargeable Battery is a versatile lithium-ion battery designed for various electronic devices and equipment. With a size of 2.65 * 1.46 * 0.75 inches and weighing only 96g, it offers a capacity of 2600mAh. This rechargeable battery is ideal for 7.4V equipment such as Bluetooth speakers, solar outdoor lights, solar cameras, and dental lights. It features an XH 2.54 male 2-pin connector and comes with a 2.7-inch connection length. The battery provides long-lasting power and can be easily installed. It also includes a 12-month warranty and 14-day money-back guarantee for customer satisfaction. Ensure compatibility and enjoy reliable performance with this Fraternize rechargeable battery.

    Key Features

  • Replacement lithium-ion battery 7.4v
  • Size: 2.65 * 1.46 * 0.75 inches, Weight: 96g, Capacity: 2600m Ah
  • Ideal for 7.4v equipment like Bluetooth speakers, solar lights, etc.
  • XH 2.54 male 2-pin connector, 2.7-inch connection length
  • 12-month warranty and 14-day money-back guarantee
  • Specifications

  • Dimension: 3.00L x 1.00W x 1.00H
  • Pros

  • Suitable replacement for various devices
  • Long-lasting power and fast charging
  • Compact and lightweight design
  • Includes warranty and money-back guarantee
  • Cons

  • Some complaints about poor quality and short lifespan

    The Fraternize 7.4V 2600mAh Rechargeable Battery is a reliable and convenient power solution for various electronic devices. It offers a good capacity and can easily replace old batteries in compatible devices. The battery provides long-lasting power and can be charged quickly, ensuring a reliable performance. However, there have been some reports of poor quality and short lifespan, so it may be worth considering alternatives if durability is a primary concern. Overall, it offers a cost-effective solution for powering your electronics and comes with a warranty and money-back guarantee for added peace of mind.


    The FPVERA 3.7V 1200mAh Li-ion Battery is a rechargeable battery pack designed for RC cars and other remote control toys. With a capacity of 1200mAh, this battery provides long-lasting power for extended playtime. It comes with a USB charging cable, allowing you to conveniently charge the battery on a power bank, vehicle power, or computer. The battery is a perfect replacement for damaged or old batteries and can also serve as a spare battery. It is compatible with DE45 DE42 Remote Control Car 1:14 Off-Road Vehicle. The battery has been rigorously tested and comes with a warranty and guarantee. Overall, the FPVERA Li-ion Battery offers reliable and portable power for your RC car adventures.

    Key Features

  • 3.7V 1200m Ah Rechargeable Li-ion battery
  • Rechargeable Battery with USB Charging Cable
  • Perfect Replacement Battery
  • Wide Applications
  • Warranty and Guarantee
  • Specifications

  • Color: As Shown
  • Dimension: 3.94Lx3.15Wx1.97H
  • Pros

  • Provides longer action time for RC cars
  • Convenient USB charging cable
  • Ideal replacement for old or damaged batteries
  • Compatible with DE45 DE42 Remote Control Car
  • Rigorously tested and comes with warranty
  • Cons

  • Some customers received batteries of different sizes
  • May not hold charge well

    The FPVERA 3.7V 1200mAh Li-ion Battery is a reliable and portable power solution for RC car enthusiasts. With its convenient USB charging capability and compatibility with various remote control vehicles, it offers extended playtime and enjoyable racing experiences. The battery serves as a perfect replacement for worn-out batteries and comes with a warranty for added peace of mind. Although there have been a few complaints about inconsistent sizing and battery life, the majority of customers have praised its performance. If you’re looking to enhance your RC car adventures, the FPVERA Li-ion Battery is a worthy investment.


    The Retevis RT22 RT22S RT15 RT19 2 Way Radio Battery is a rechargeable Li-ion battery designed for Retevis walkie talkies. With a voltage of 3.7V and a battery capacity of 1000mAh, this battery can last for approximately 8-12 hours of usage. It is lightweight and perfect for outdoor activities. The battery serves as a great backup option for your original batteries. The pack includes 5 batteries, providing you with plenty of replacements. However, it's essential to note that the dimension of the battery may not fit all phone models. Overall, customers have expressed mixed reviews, with some reporting that the batteries died quickly and didn't hold a charge, while others were satisfied with their purchase.

    Key Features

  • 3.7V voltage;1000m Ah battery capacity
  • Compatible with Retevis RT22 RT22S RT15 two-way radios
  • 8-12 hours of usage per full charge
  • Lightweight and portable for outdoor activities
  • Great backup batteries for your devices
  • Specifications

  • Dimension: 7.10Lx4.60Wx1.60H
  • Size: 185x175x120mm
  • Pros

  • Provides plenty of replacements with 5 batteries
  • Arrives fully charged and works perfectly
  • Good value for the price
  • Correct battery for compatible devices
  • Quick shipping and delivery
  • Cons

  • May not fit all phone models
  • Some batteries died quickly and didn't charge as expected

    The Retevis RT22 RT22S RT15 RT19 2 Way Radio Battery offers a convenient and reliable power source for your Retevis walkie talkies. While some customers have reported issues with battery lifespan and compatibility, others have been satisfied with their purchase. If you are in need of backup batteries for your compatible devices, these batteries provide good value for the price. However, it’s important to check if the dimension suits your phone model. Overall, the performance and lifespan of the Retevis batteries may vary, so consider your specific requirements before making a decision.


    The 4 Pack Rechargeable Batteries are versatile and reliable power sources for a wide range of electronic devices. With a 3.7V rechargeable battery type, these batteries can be used in LED flashlights, emergency lights, portable devices, power banks, toys, and more. They are made of durable materials, ensuring long-lasting performance. The compact size and lightweight design make them highly portable, making them perfect for travel, emergencies, outdoor adventures, and camping. These batteries come with multiple protections to ensure safety and stability. They are also environmentally friendly and can be a cost-effective alternative to disposable batteries. With excellent customer service, these rechargeable batteries offer a reliable and durable solution for your power needs.

    Key Features

  • Wide application for various electronic devices
  • Long-lasting and rechargeable performance
  • Multiple protections for safety and stability
  • Environmentally friendly with no memory effect
  • Reliable customer service
  • Specifications

  • Color: 4 Pack
  • Dimensions: 2.56Lx0.71Wx0.71H
  • Pros



    The 4 Pack Rechargeable Batteries offer a convenient and eco-friendly power solution for a wide range of devices. With their long-lasting and rechargeable performance, they ensure you never run out of battery power when you need it the most. The multiple protections provided by these batteries guarantee safety and stability during use. Additionally, their compact size and lightweight design make them highly portable, perfect for travel and outdoor activities. While their customer service is reliable, it’s important to note that some customers have faced issues related to the battery size. Overall, these rechargeable batteries are a great choice for those looking for a cost-effective and environmentally friendly power source.


    Li-ion Batteries: Development and Perspectives is a comprehensive book that provides insights into the development and future prospects of Li-ion batteries. It covers various aspects of Li-ion battery technology, including materials, manufacturing techniques, and applications. The book is written by experts in the field and offers a detailed overview of the current state of Li-ion batteries and the challenges and opportunities they present. With its in-depth analysis and forward-looking perspective, this book is a valuable resource for researchers, engineers, and professionals working in the field of energy storage.

    Key Features

  • Comprehensive coverage of Li-ion battery development and perspectives
  • Insights into materials, manufacturing techniques, and applications
  • Authored by experts in the field
  • In-depth analysis and forward-looking perspective
  • Specifications

  • Dimension: 6.30Lx0.98Wx9.45H
  • Pros

  • Comprehensive and detailed coverage
  • Written by experts
  • Insightful analysis of current state and future prospects
  • Cons


    Li-ion Batteries: Development and Perspectives is a must-read for anyone interested in the field of energy storage. It provides a comprehensive overview of the development and future prospects of Li-ion batteries, covering materials, manufacturing techniques, and applications. The book is written by experts in the field, offering valuable insights and analysis. With its forward-looking perspective, it is a valuable resource for researchers, engineers, and professionals seeking to stay up-to-date with the latest advancements in Li-ion battery technology. Whether you are a novice or an experienced professional, this book is a valuable addition to your library.


    Buyer's Guide: Li-ion Battery

    The Ultimate Guide to Choosing the Perfect Li-ion BatteryAre you in the market for a new li-ion battery? Whether you need one for your smartphone, laptop, or other electronic devices, finding the right battery can be a daunting task. With so many options available, it's easy to feel overwhelmed. But fear not! We are here to help. In this buyer's guide, we will provide you with all the essential information you need to make an informed decision and find the perfect li-ion battery for your needs.

    What is a Li-ion Battery?

    Li-ion batteries, short for lithium-ion batteries, are rechargeable energy storage devices that have become the standard for powering various portable electronic devices. These batteries are known for their high energy density, long cycle life, and lightweight design. They are used in a wide range of applications, including smartphones, laptops, tablets, electric vehicles, and more.

    Why Choose a Li-ion Battery?

    Li-ion batteries have several advantages over other types of rechargeable batteries. Here are a few reasons why you should consider opting for a li-ion battery:

    • High Energy Density: Li-ion batteries can store a large amount of energy in a compact size, making them perfect for portable devices.
    • Long Cycle Life: Li-ion batteries typically have a longer lifespan compared to other rechargeable batteries. They can undergo hundreds of charging and discharging cycles before degrading significantly.
    • Lightweight Design: Li-ion batteries are lightweight, allowing for easy portability. This makes them ideal for devices that need to be carried around frequently.
    • No Memory Effect: Unlike some other battery types, li-ion batteries do not suffer from the memory effect. This means you can charge them at any time without worrying about reducing their overall capacity.
    • Low Self-Discharge Rate: Li-ion batteries have a lower self-discharge rate compared to other rechargeable batteries. This means they can hold their charge longer when not in use.

    Key Factors to Consider

    When selecting a li-ion battery, it's important to keep the following factors in mind to ensure you make the right choice:

    • Capacity: The capacity of a battery determines how much energy it can store. Choose a battery with a capacity that suits your needs, considering the runtime of your device and your usage patterns.
    • Voltage: Check the voltage rating of your device and make sure the battery you choose has a matching voltage. Mismatched voltages can lead to compatibility issues or even damage your device.
    • Form Factor: Different devices require different battery sizes and shapes. Ensure that the battery you select is compatible with your device.
    • Brand and Quality: Opt for trusted brands known for producing high-quality li-ion batteries. Quality batteries are more likely to have better performance and safety features.
    • Safety Features: Look for batteries with built-in safety features, such as overcharge protection, temperature control, and short circuit protection. These features help prevent accidents and prolong the battery's lifespan.
    • Price and Warranty: Compare prices from different sellers and consider the warranty offered. While it's not advisable to compromise on quality, finding a balance between price and warranty can help you make a cost-effective choice.



    Q: Are li-ion batteries dangerous?
    A: Like any other battery, li-ion batteries can be hazardous if mishandled or improperly used. However, when used as intended and with the necessary safety precautions, li-ion batteries are generally safe.

    Q: How long do li-ion batteries last?
    A: The lifespan of a li-ion battery depends on various factors, including usage patterns and charging habits. Generally, li-ion batteries can last between 2 to 5 years. However, their performance may start to degrade over time, resulting in reduced capacity and runtime.

    Q: Can li-ion batteries be overcharged?
    A: Li-ion batteries can be damaged if overcharged. To prevent overcharging, most modern devices and battery chargers incorporate safety features that automatically stop charging once the battery reaches full capacity.

    Q: Is it necessary to discharge a li-ion battery fully before recharging?
    A: No, it is not necessary to fully discharge a li-ion battery before recharging it. In fact, regular deep discharging can actually harm the battery’s overall lifespan. Li-ion batteries benefit from partial charging cycles without undergoing a full discharge.

    Q: Can I use a higher-capacity li-ion battery in my device?
    A: While it may be tempting to use a higher-capacity battery, it’s crucial to ensure that the voltage and form factor of the battery are compatible with your device. Using an incompatible battery can lead to performance issues, damage to your device, or even safety hazards.