• 6-Pack Energizer 2CR5 (EL2CR5) 6 Volt Lithium Batteries

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  • 6-Pack Energizer CRP2 (223A) 6 Volt Lithium Batteries

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  • 8 x AA 2000 mAh + 8 x AAA 700 mAh Panasonic NiMH Rechargeable Batteries (Industrial Eneloop)

    8 x AA 2000 mAh + 8 x AAA 700 mAh Panasonic NiMH Rechargeable Batteries (Industrial Eneloop)

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  • 8-Pack 3.2 Volt 18650 LiFePO4 1200mAh Batteries

    8-Pack 3.2 Volt 18650 LiFePO4 1200mAh Batteries

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  • Dewalt 18 Volt 3000 mAh Li-ion Replacement Battery

    Dewalt 18 Volt 3000 mAh Li-ion Replacement Battery

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  • Heine X-382 Replacement 3.5 Volt NiMH Medical Battery for Otoscope Handles

    Heine X-382 Replacement 3.5 Volt NiMH Medical Battery for Otoscope Handles

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  • Size p13 PowerOne ACCU Plus Rechargeable Hearing Aid Batteries (2 Card) Wholesale & direct to consumer

    Size p13 PowerOne ACCU Plus Rechargeable Hearing Aid Batteries (2 Card)

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  • Size p312 PowerOne ACCU Plus Rechargeable Hearing Aid Batteries (2 Card)

    Size p312 PowerOne ACCU Plus Rechargeable Hearing Aid Batteries (2 Card)

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  • 16-Pack AAA Panasonic 700 mAh NiMH Rechargeable Batteries

    16-Pack AAA Panasonic 700 mAh NiMH Rechargeable Batteries

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  • 12-Pack Sub C NiMH Batteries (3300 mAh)

    12-Pack Sub C NiMH Batteries (3300 mAh)

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  • 24-Pack Panasonic CR123A 3 Volt Lithium Battery

    24-Pack Panasonic CR123A 3 Volt Lithium Battery

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  • Energizer AZ10 Zinc Air Hearing Aid Batteries (48 Pieces - 1 Box) Wholesale & direct to consumer

    Energizer AZ10 Zinc Air Hearing Aid Batteries (48 Pieces - 1 Box)

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  • Size 13 Energizer (AZ13) Hearing Aid Batteries (48 pcs - 1 Box) Wholesale & direct to consumer

    Size 13 Energizer (AZ13) Hearing Aid Batteries (48 pcs - 1 Box)

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  • Size 312 Energizer (AZ312) Hearing Aid Batteries Wholesale & direct to consumer

    Size 312 Energizer (AZ312) Hearing Aid Batteries (48 pcs - 1 Box)

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  • 16-Pack 21/23 Duracell 12 Volt Alkaline Batteries (8 Cards of 2)

    16-Pack 21/23 Duracell 12 Volt Alkaline Batteries (8 Cards of 2)

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  • 3.2V 6000 mAh LiFeP04 wholesale & retail

    3.2V 6000 mAh LiFeP04 FLAT Battery Pack for Gama Sonic Solar Lights

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    3.2V 6000 mAh LiFePO4 Square Battery Pack for Gama Sonic Solar Lights

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  • 12 AA + 12 AAA Energizer Ultimate Lithium 1.5 Volt Batteries (L91 + L92) (Carded)

    12 AA + 12 AAA Energizer Ultimate Lithium 1.5 Volt Batteries (L91 + L92) (Carded)

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  • 6-Pack Tadiran TL-5903/T 3.6V AA 2.4 Ah Lithium Batteries w/ Tabs (ER14505) Wholesale & direct to consumer

    6-Pack Tadiran TL-5903/T 3.6V AA 2.4 Ah Lithium Batteries w/ Tabs (ER14505)

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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!