• 48-Pack AAA Rayovac Ultra Pro Alkaline Battery - ALAAA-8 (6 Packs of 8)

    48-Pack AAA Rayovac Ultra Pro Alkaline Battery - ALAAA-8 (6 Packs of 8)

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  • 6-Pack 230H 1.2 Volt NiMH Button Batteries

    6-Pack 230H 1.2 Volt NiMH Button Batteries

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  • 7.2 Volt (3 x 2) NiMH Battery Pack (2200 mAh) with Leads

    7.2 Volt (3 x 2) NiMH Battery Pack (2200 mAh) with Leads

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  • AA Duracell Coppertop Powerboost Alkaline (MN1500) Battery - (40 Pack)

    AA Duracell Coppertop Powerboost Alkaline (MN1500) Battery - (40 Pack)

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  • EnerSys Cyclon 2V 4.5ah Sealed Lead Acid DT Cell (0860-0004)

    EnerSys Cyclon 2V 4.5ah Sealed Lead Acid DT Cell (0860-0004)

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  • EnerSys Cyclon 2V 5ah Sealed Lead Acid X Cell (0800-0004)

    EnerSys Cyclon 2V 5ah Sealed Lead Acid X Cell (0800-0004)

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  • LIR2032 Charger + 2 x LIR2032 3.6 Volt Lithium Ion Button Batteries

    LIR2032 Charger + 2 x LIR2032 3.6 Volt Lithium Ion Button Batteries

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  • Milwaukee 10.8 Volt / 12 Volt 3000 mAh Li-ion Replacement Battery (Rectangle)

    Milwaukee 10.8 Volt / 12 Volt 3000 mAh Li-ion Replacement Battery (Rectangle)

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  • Welch Allyn 72000 Replacement 2.4 Volt NiCd Medical Batteries for Welch Allyn Otoscope Handles

    Welch Allyn 72000 Replacement 2.4 Volt NiCd Medical Batteries for Welch Allyn Otoscope Handles

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  • 16 AA + 16 AAA + 2  9 Volt Energizer MAX Alkaline Battery Combo (On Cards)

    16 AA + 16 AAA + 2 9 Volt Energizer MAX Alkaline Battery Combo (On Cards)

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  • 2 x Duracell + 2 x Energizer CR2 3 Volt Lithium Battery Combo (4 Total)

    2 x Duracell + 2 x Energizer CR2 3 Volt Lithium Battery Combo (4 Total)

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

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

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  • 8-Pack AA NiMH Panasonic 2100 mAh (HHR-210AAC4B) Batteries

    8-Pack AA NiMH Panasonic 2100 mAh (HHR-210AAC4B) Batteries

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  • 16 AA +12 AAA + 2 C + 2 D + 1  9 Volt Energizer MAX Alkaline Battery Combo (On Cards)

    16 AA +12 AAA + 2 C + 2 D + 1 9 Volt Energizer MAX Alkaline Battery Combo (On Cards)

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  • 1 x Energizer + 1 x Duracell 6 Volt Spring Top Alkaline Lantern Batteries

    1 x Energizer + 1 x Duracell 6 Volt Spring Top Alkaline Lantern Batteries

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  • 12-Pack CR2 Panasonic Industrial 3 Volt Lithium Batteries Wholesale & direct to consumer

    12-Pack CR2 Panasonic Industrial 3 Volt Lithium Batteries

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  • 12-Pack Sub C NiCd 1500 mAh Batteries with Tabs

    12-Pack Sub C NiCd 1500 mAh Batteries with Tabs

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  • 20-Pack Procell CR2016 Coin Cell Lithium Batteries (4 Cards of 5)

    20-Pack Procell CR2016 Coin Cell Lithium Batteries (4 Cards of 5)

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  • 20-Pack Procell CR2025 Coin Cell Lithium Batteries (4 Cards of 5)

    20-Pack Procell CR2025 Coin Cell Lithium Batteries (4 Cards of 5)

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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!