• 24-Pack AAA Westinghouse Dynamo Alkaline Batteries (6 Cards of 4)

    24-Pack AAA Westinghouse Dynamo Alkaline Batteries (6 Cards of 4)

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  • 3-Pack Xeno XL-050F 3.6V 1/2 AA 1.2Ah Lithium Batteries with Tabs

    3-Pack Xeno XL-050F 3.6V 1/2 AA 1.2Ah Lithium Batteries with Tabs

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  • Energizer MAX assorted battery combo pack with AA, AAA, C, D, 9V

    4 AA + 4 AAA + 2 C + 2 D + 1 9 Volt Energizer MAX Alkaline Battery Combo (On Cards)

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    $19.99
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  • 5-Pack BR2320 Panasonic 3 Volt Lithium Coin Cell Battery

    5-Pack BR2320 Panasonic 3 Volt Lithium Coin Cell Battery

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    $19.99
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  • 5-Pack CR2450 Panasonic 3 Volt Lithium Coin Cell Battery

    5-Pack CR2450 Panasonic 3 Volt Lithium Coin Cell Battery

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    MSRP: $20.00
    $21.99
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  • 5-Pack Panasonic CR2016/F2N 3 Volt Lithium Coin Cell w/ Tabs

    5-Pack Panasonic CR2016/F2N 3 Volt Lithium Coin Cell w/ Tabs

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  • 6-Pack 357 / SR44W Rayovac Silver Oxide Button Batteries

    6-Pack 357 / SR44W Rayovac Silver Oxide Button Batteries

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  • 8-Pack CR2 WinPow 3 Volt Lithium Batteries

    8-Pack CR2 WinPow 3 Volt Lithium Batteries

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    $19.99
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  • AccuPower AA NiMH 2900mAh rechargeable batteries 4-pack front view

    AA AccuPower NiMH 2900 mAh Batteries (4 Card)

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    $19.99
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  • Energizer AAA NiMH 800mAh rechargeable batteries 4-pack front view

    AAA NiMH Energizer 800 mAh Low Discharge Batteries (4 Card)

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    $19.99
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  • Side profile of DUR6V-4 SLA battery with F1 terminals

    Duracell DUR6V-4 4Ah 6Volt AGM Sealed Lead Acid (SLA) Battery with F1 Terminals

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    $19.99
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  • FDK CR17335SE lithium PLC battery front view with white plug

    FDK CR17335SE Lithium PLC Battery with white plug

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    $19.99
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  • Mitsubishi F2-40BL Lithium PLC Battery

    Mitsubishi F2-40BL Lithium PLC Battery

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    $21.99
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  • Varta 2/V150H 2.4V 3 Pin NiMH battery pack front view

    Varta 2/V150H 2.4 Volt 3 Pin NiMH Battery

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    $19.99
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  • Maxell LR41 AG3 alkaline button batteries 10-pack front view

    10-Pack LR41 / AG3 Maxell Alkaline Button Batteries

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    $20.19
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  • 9 Volt Energizer Ultimate Lithium Battery (L522)

    9 Volt Energizer Ultimate Lithium Battery (L522)

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    $20.29
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  • 4.8 Volt NiMH Battery Pack (1800 mAh) with JST Connector

    4.8 Volt NiMH Battery Pack (1800 mAh) with JST Connector

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    $20.39
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Mastering Battery Sizes

 

In the world of batteries, size does matter. The correct battery size ensures your device functions optimally, and at Only Batteries, we cater to every possible need with an extensive range of battery sizes. 

 

Understanding Battery Sizes

Battery size determines the compatibility with different devices, ranging from tiny hearing aids to large automotive applications. Different sizes also mean different voltages and capacities, affecting how long they can power your device.

 

Key Battery Sizes and Their Applications

AAA Batteries: Common in remote controls and small electronic devices.
AA Batteries: Used in a variety of household devices, from wall clocks to digital cameras.
C and D Batteries: Ideal for high-drain applications like toys and portable music systems.
9 Volt: Crucial for smoke detectors and emergency equipment.
Button Cells: Used in watches, calculators, and hearing aids.
Specialty Sizes: Such as 18650 for high-end flashlights and vape devices.


Popular Products Across Different Sizes

Duracell Coppertop AA: Known for its long-lasting power and reliability.
Energizer AAA Lithium: Best for devices requiring high energy output.
Panasonic Eneloop C and D adapters: Rechargeable solutions for high-drain needs.
Rayovac 9 Volt: Preferred for smoke alarms and professional equipment.
Renata CR2032: Reliable button cell for watches and medical devices.


Choosing the Right Size for Your Needs

Selecting the right battery size is crucial. Consider the device's power requirements, the expected duration of use, and whether the battery needs to be rechargeable. Our detailed product descriptions and specifications will help guide your choice, ensuring you pick the perfect match for your device's demands.

 

At Only Batteries, our diverse selection of battery sizes ensures that no matter your device, we have the power solution for you. From daily necessities to specialized equipment, our batteries provide the efficiency and longevity your devices need. Explore our full range of battery sizes and find the perfect fit for your electronic devices. Experience the power of choice at Only Batteries, and never run out of the energy you need!