• Power Portable 3.7V 22500 Li-ion battery in cylindrical format

    3.7V 22500 2400mAh Li-ion Battery

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  • Side profile of Samsung INR21700 40T Li-ion battery

    INR21700 40T 3.6V Samsung 4000mAh Li-ion Battery – Flat Top

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  • Power Portable RCR123A 700mAh dark blue rechargeable battery with PCB

    RCR123 A (16340) 3.6V 700mAh Rechargeable Battery (Dark Blue) – With PCB

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  • Tenergy RCR123A (16340) 3.7 Volt Lithium Ion Battery (650 mAh)

    Tenergy RCR123A (16340) 3.7 Volt Lithium Ion Battery (650 mAh)

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  • Samsung 18650 3.7V 1500mAh flat top lithium ion battery

    3.7 Volt Samsung 18650 Lithium Ion Battery (1500 mAh)

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  • PKCell LIR2450 3.6V lithium ion button battery front view

    LIR2450 3.6 Volt Lithium Ion Button Battery

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  • Samsung 18650 3.7V 1500mAh lithium ion battery with welded tabs

    3.7 Volt Samsung 18650 Lithium Ion Battery with Tabs (1500 mAh)

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  • 18650 Sanyo UR18650ZY Lithium-Ion Battery (Low Profile Button)

    18650 Sanyo UR18650ZY Lithium-Ion Battery (Low Profile Button)

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    $19.19
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  • Samsung INR21700 40T battery with tabs front view

    INR21700 40T 3.6V Samsung 4000mAh Li-ion Battery w/Tabs

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  • Molicel P28A 18650 3.6V lithium ion battery front view

    Molicel P28A 18650 3.6 Volt Lithium Ion Battery (2800mAh)

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  • RCR2 3 Volt Lithium Ion Battery

    RCR2 3 Volt Lithium Ion Battery

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  • Side view of Lishen 18650 2600mAh rechargeable Li-Ion battery

    18650 3.6v Lishen 2600mAh li-ion Battery (Button Top)

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  • Korea Brand 18650 HE4 3.6V 2500mAh lithium ion flat top battery

    18650 HE4 3.6 Volt Lithium Ion Battery (2500 mAh)

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    18650 HE4 3.6 Volt Lithium Ion Battery (2500 mAh) w /tabs

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  • 18650 Tenergy 3.7V lithium ion button top battery with PCB protection

    18650 Tenergy Lithium Ion 3.7 Volt Button Top Battery with PCB Protection (2600 mAh)

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    3.7 Volt Samsung 25R 18650 Lithium Ion Battery (2500 mAh)

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The Power of Lithium-Ion Batteries

 

In today’s fast-paced world, the demand for reliable and efficient power sources is greater than ever. Lithium-ion (Li-ion) batteries have emerged as a preferred choice for many applications due to their impressive energy density, long cycle life, and lightweight design. At Only Batteries, we offer a diverse selection of high-quality lithium-ion batteries that cater to various needs. 

 

What are Lithium-Ion Batteries?

Lithium-ion batteries are rechargeable power sources that utilize lithium ions to transfer energy between the anode and cathode. This technology has revolutionized the battery industry by offering high performance and efficiency compared to traditional battery types, such as nickel-cadmium (NiCd) and nickel-metal hydride (NiMH) batteries.

Benefits of Lithium-Ion Batteries

High Energy Density: One of the most significant advantages of lithium-ion batteries is their high energy density, allowing them to store more energy in a smaller, lighter package. This feature is especially beneficial for portable devices like smartphones and laptops.
Long Cycle Life: Lithium-ion batteries can endure a substantial number of charge and discharge cycles, often exceeding 2,000 cycles, making them a cost-effective option over time.
Low Self-Discharge Rate: Unlike some other battery types, lithium-ion batteries have a low self-discharge rate, meaning they retain their charge longer when not in use.
Versatile Applications: These batteries are suitable for a wide range of devices, from consumer electronics to electric vehicles, making them incredibly versatile.
Fast Charging: Lithium-ion batteries can be charged quickly without significantly affecting their lifespan, providing convenience for users who need to recharge frequently.


Types of Lithium-Ion Batteries

At Only Batteries, we offer several types of lithium-ion batteries, each designed for specific applications:

Lithium Cobalt Oxide (LiCoO2): Known for its high energy capacity, this type is commonly used in consumer electronics like smartphones and tablets. It provides excellent performance but may have a shorter lifespan compared to other lithium chemistries.
Lithium Iron Phosphate (LiFePO4): This type of lithium-ion battery is favored for its safety and thermal stability. It is often used in electric vehicles and solar energy applications due to its long cycle life and resistance to thermal runaway.
Lithium Manganese Oxide (LiMn2O4): This chemistry is known for its excellent thermal stability and is used in power tools and medical devices. It strikes a balance between safety and performance.
Lithium Nickel Manganese Cobalt (Li-NMC): Combining nickel, manganese, and cobalt, this battery type offers a good balance of energy density and safety, making it ideal for electric vehicles.
Lithium Polymer (LiPo): Lightweight and flexible, LiPo batteries are often used in drones, RC vehicles, and smartphones, providing high discharge rates and customizable shapes.


Applications of Lithium-Ion Batteries

Consumer Electronics: Lithium-ion batteries power many devices, including smartphones, laptops, and cameras, providing reliable energy for daily use.
Renewable Energy Systems: In solar energy systems, lithium-ion batteries store excess energy for later use, ensuring a consistent power supply.
Power Tools: Many cordless power tools utilize lithium-ion batteries for their lightweight design and high energy output, enhancing performance on job sites.
Medical Devices: Lithium-ion batteries power critical medical devices, ensuring they function reliably in healthcare settings.


Popular Lithium-Ion Battery Products at Only Batteries

Here are some of our top-selling lithium-ion batteries that cater to various needs:

Samsung INR18650-30Q 3.7V Lithium-Ion Battery
This battery is ideal for high-drain devices, providing excellent capacity and reliability for flashlights and vaping devices.
Panasonic NCR18650B 3.7V Lithium-Ion Battery
Known for its high capacity and performance, this battery is suitable for laptops and high-performance flashlights.
Tenergy 11.1V 2200mAh LiPo Battery
Ideal for RC cars and drones, this battery provides high energy output and lightweight construction.

Lithium-ion batteries are a powerful and versatile energy solution for a variety of applications. At Only Batteries, we are committed to providing high-quality lithium-ion batteries that meet your specific needs. Whether you're looking for batteries for consumer electronics, electric vehicles, or renewable energy systems, our extensive selection ensures you’ll find the perfect power solution.

 

Explore our complete range of lithium-ion batteries today and discover the benefits of reliable and efficient power for your devices. With our dedication to quality and customer satisfaction, you can trust that you are making an informed choice for your battery needs!