• 24-Pack CR2025 Panasonic 3 Volt Lithium Coin Cell Batteries (6 Cards of 4)

    24-Pack CR2025 Panasonic 3 Volt Lithium Coin Cell Batteries (6 Cards of 4)

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  • 25-Pack 357 / SR44W Renata Silver Oxide Button Batteries

    25-Pack 357 / SR44W Renata Silver Oxide Button Batteries

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  • 3-Pack 18650 3.6v Samsung 3500 mAh (35E) li-on Batteries

    3-Pack 18650 3.6v Samsung 3500 mAh (35E) li-on Batteries

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  • 3-Pack 9 Volt Powerex NiMH Rechargeable Batteries (300mAh) Wholesale & direct to consumer

    3-Pack 9 Volt Powerex NiMH Rechargeable Batteries (300mAh)

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  • 36-Pack A76 / LR44 Rayovac Alkaline Button Batteries (12 Cards of 3)

    36-Pack A76 / LR44 Rayovac Alkaline Button Batteries (12 Cards of 3)

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  • 48-Pack AA Panasonic Heavy Duty Batteries (12 Cards of 4)

    48-Pack AA Panasonic Heavy Duty Batteries (12 Cards of 4)

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  • 50-Pack 364 / SR621SW Renata Silver Oxide Button Batteries

    50-Pack 364 / SR621SW Renata Silver Oxide Button Batteries

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  • 6-Pack 7/5 AA 3.7 Volt Lithium Ion 14650 Batteries (920 mAh)

    6-Pack 7/5 AA 3.7 Volt Lithium Ion 14650 Batteries (920 mAh)

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  • 8 x AA (2000 mAh) + 4 x AAA (800 mAh) NiMH Panasonic Eneloop Battery Combo

    8 x AA (2000 mAh) + 4 x AAA (800 mAh) NiMH Panasonic Eneloop Battery Combo

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    $69.99
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  • Dyson V7 21.6 Volt 3500mAh Li-Ion DYS-V7-LI35 Replacement Battery Pack

    Dyson V7 21.6 Volt 3500mAh Li-Ion DYS-V7-LI35 Replacement Battery Pack

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  • Makita / AEG / Bosch 10.8 Volt / 12 Volt 4000 mAh Li-ion Replacement Battery

    Makita / AEG / Bosch 10.8 Volt / 12 Volt 4000 mAh Li-ion Replacement Battery

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  • Makita 14.4 Volt 4000 mAh Li-ion Replacement Battery

    Makita 14.4 Volt 4000 mAh Li-ion Replacement Battery

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  • Makita 9.6 Volt 3500 mAh NiMH Replacement Battery (Rectangle)

    Makita 9.6 Volt 3500 mAh NiMH Replacement Battery (Rectangle)

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  • 6-Pack 2CR5 Panasonic 6 Volt Lithium Battery

    6-Pack 2CR5 Panasonic 6 Volt Lithium Battery

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  • 12-Pack 2/3 AAA NiMH 320 mAh Batteries with Tabs

    12-Pack 2/3 AAA NiMH 320 mAh Batteries with Tabs

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  • 3.7 Volt Lithium Ion Battery Pack (6600 mAh) with Protection IC

    3.7 Volt Lithium Ion Battery Pack (6600 mAh) with Protection IC

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  • 6-Pack Tadiran TL-4902/S 3.6V 1/2 AA 1.2 Ah Lithium Batteries (ER14250)

    6-Pack Tadiran TL-4902/S 3.6V 1/2 AA 1.2 Ah Lithium Batteries (ER14250)

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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!