• 4-Pack 3.2 Volt  18650 LiFePO4 1500 mAh Batteries

    4-Pack 3.2 Volt 18650 LiFePO4 1500 mAh Batteries

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  • 12-Pack Duracell 76A Alkaline Button Battery (LR44, A76)

    12-Pack Duracell 76A Alkaline Button Battery (LR44, A76)

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  • 3-Pack Molicel P28A 18650 3.6 Volt Lithium Ion Batteries (2800mAh) W/ Tabs

    3-Pack Molicel P28A 18650 3.6 Volt Lithium Ion Batteries (2800mAh) W/ Tabs

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  • 10-Pack CR3032 Panasonic 3 Volt Lithium Coin Cell Batteries

    10-Pack CR3032 Panasonic 3 Volt Lithium Coin Cell Batteries

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  • 25-Pack 377 / SR626SW Renata Silver Oxide Button Batteries

    25-Pack 377 / SR626SW Renata Silver Oxide Button Batteries

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  • 3-Pack 3.7 Volt Sanyo (UF653450R) Lithium Ion Rectangular Batteries (1100 mAh)

    3-Pack 3.7 Volt Sanyo (UF653450R) Lithium Ion Rectangular Batteries (1100 mAh)

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  • 3-Pack 7.2 Volt NiCd Battery Pack (700 mAh) with Tamiya Connector

    3-Pack 7.2 Volt NiCd Battery Pack (700 mAh) with Tamiya Connector

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  • 4 x AA (2700 mAh) + 4 x AAA (1000 mAh) NiMH Powerex Rechargeable Batteries Combo Wholesale & direct to consumer

    4 x AA (2700 mAh) + 4 x AAA (1000 mAh) NiMH Powerex Rechargeable Batteries Combo

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  • 4-Pack 3.2 Volt 22650 LiFePO4 Batteries (2000 mAh)

    4-Pack 3.2 Volt 22650 LiFePO4 Batteries (2000 mAh)

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  • 48-Pack AAA Westinghouse Dynamo Alkaline Batteries (12 Cards of 4)

    48-Pack AAA Westinghouse Dynamo Alkaline Batteries (12 Cards of 4)

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  • 6-Pack 9 Volt Duracell MN1604B1 Alkaline Batteries

    6-Pack 9 Volt Duracell MN1604B1 Alkaline Batteries

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  • 6-Pack CR123 Panasonic CR123APA2B Photo Lithium Battery (3 Cards of 2)

    6-Pack CR123 Panasonic CR123APA2B Photo Lithium Battery (3 Cards of 2)

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  • 6-Pack CR2430 Duracell 3 Volt Lithium Coin Cell Batteries Wholesale & direct to consumer

    6-Pack CR2430 Duracell 3 Volt Lithium Coin Cell Batteries

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  • 6-Pack Sub C NiMH Batteries with Tabs (3300 mAh)

    6-Pack Sub C NiMH Batteries with Tabs (3300 mAh)

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  • 8 AA + 8 AAA Camelion Lithium Battery Combo (L91 + L92 Replacement)

    8 AA + 8 AAA Camelion Lithium Battery Combo (L91 + L92 Replacement)

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  • Black & Decker 12 Volt 3000 mAh NiMH Replacement Battery

    Black & Decker 12 Volt 3000 mAh NiMH Replacement Battery

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  • Makita 12 Volt 3500 mAh NiMH Replacement Battery

    Makita 12 Volt 3500 mAh NiMH Replacement Battery

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  • Makita 7.2 Volt 3500 mAh NiMH Replacement Battery

    Makita 7.2 Volt 3500 mAh NiMH Replacement Battery

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  • 7.2 Volt NiMH Battery Pack (2200 mAh) with Leads

    7.2 Volt NiMH Battery Pack (2200 mAh) with Leads

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    Buy in bulk and save

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!