• 6-Pack 3.7 Volt 26650 Li-Ion Button Top Batteries (5000 mAh)

    6-Pack 3.7 Volt 26650 Li-Ion Button Top Batteries (5000 mAh)

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  • 12-Pack 2CR5 Panasonic 6 Volt Lithium Batteries

    12-Pack 2CR5 Panasonic 6 Volt Lithium Batteries

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  • 25-Pack CR2450 Panasonic 3 Volt Lithium Coin Cell Batteries

    25-Pack CR2450 Panasonic 3 Volt Lithium Coin Cell Batteries

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  • 12-Pack 18650 Toshiba 3.6 Volt 1650 mAh Lithium Ion Batteries with Tabs

    12-Pack 18650 Toshiba 3.6 Volt 1650 mAh Lithium Ion Batteries with Tabs

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  • 12-Pack 9 Volt Powerizer NiMH Batteries (200 mAh)

    12-Pack 9 Volt Powerizer NiMH Batteries (200 mAh)

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  • 12-Pack Varta 3 Volt CR1/2 AA 950 mAh (LS14250 and ER14250) Primary Lithium Batteries

    12-Pack Varta 3 Volt CR1/2 AA 950 mAh (LS14250 and ER14250) Primary Lithium Batteries

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  • 24-Pack 3.6 Volt ER14335 2/3 AA 1650 mAh Wholesale & direct to consumer

    24-Pack 3.6 Volt ER14335 2/3 AA 1650 mAh Primary Lithium Batteries

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  • 24-Pack AAA NiMH Energizer 800 mAh Low Discharge Batteries (6 Cards of 4)

    24-Pack AAA NiMH Energizer 800 mAh Low Discharge Batteries (6 Cards of 4)

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  • 48-Pack CR2 WinPow 3 Volt Lithium Batteries consumer sales and volume pricing

    48-Pack CR2 WinPow 3 Volt Lithium Batteries

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  • 48-Pack Sub C NiCd Batteries (1500 mAh)

    48-Pack Sub C NiCd Batteries (1500 mAh)

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    $97.69
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  • 6-Pack 9 Volt Powerex NiMH Rechargeable Batteries (300mAh)

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

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  • 8-Pack SAFT LS17500 (ER17500) 3.6 Volt 3600 Wholesale & direct to consumer

    8-Pack SAFT LS17500 (ER17500) 3.6 Volt 3600 mAh A Lithium Batteries

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  • 12 x AA (2700 mAh) + 12 x AAA (1000 mAh) NiMH Powerex Rechargeable Batteries Combo

    12 x AA (2700 mAh) + 12 x AAA (1000 mAh) NiMH Powerex Rechargeable Batteries Combo

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

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

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  • 12-Pack Xeno XL-100F 3.6V A 3.6Ah Lithium Batteries Wholesale & direct to consumer

    12-Pack Xeno XL-100F 3.6V A 3.6Ah Lithium Batteries

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  • 16 x AAA +16 x AA AccuPower AccuLoop-X NiMH Battery Combo

    16 x AAA +16 x AA AccuPower AccuLoop-X NiMH Battery Combo

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  • 12-Pack C Powerizer 5000mAh NiMH Batteries

    12-Pack C Powerizer 5000mAh NiMH Batteries

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  • 12-Pack C Tenergy NiMH 5000 mAh Batteries

    12-Pack C Tenergy NiMH 5000 mAh Batteries

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

    12-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!