• CR2032 Energizer 3 Volt Lithium Coin Cell Batteries (6 Card)

    CR2032 Energizer 3 Volt Lithium Coin Cell Batteries (6 Card)

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  • 3-Pack 386 / 301 / SR43SW Renata Silver Oxide Button Batteries

    3-Pack 386 / 301 / SR43SW Renata Silver Oxide Button Batteries

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  • 3.7 Volt Varta Li-Ion 18650 Battery (1500 mAh) with PCB & Molex Connector

    3.7 Volt Varta Li-Ion 18650 Battery (1500 mAh) with PCB & Molex Connector

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  • 5-Pack 337 / SR416SW Renata Silver Oxide Button Batteries

    5-Pack 337 / SR416SW Renata Silver Oxide Button Batteries

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  • 3.2V 40135 20Ah LiFEp04 Battery

    3.2V 40135 20Ah LiFEp04 Battery

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  • INR21700 50E 3.6V Samsung 5000mAh Li-ion Battery – Flat Top

    INR21700 50E 3.6V Samsung 5000mAh Li-ion Battery – Flat Top

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    $23.79
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  • INR21700P45B 3.6V MOLICEL 4500mAh Li-ion Battery - w/Tabs

    INR21700P45B 3.6V MOLICEL 4500mAh Li-ion Battery - w/Tabs

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    $23.79
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  • INR21700T 3.6V Panasonic 4800mAh Li-ion Battery  – w/Tabs

    INR21700T 3.6V Panasonic 4800mAh Li-ion Battery – w/Tabs

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    $23.79
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  • 10-Pack C Panasonic Alkaline Powerline LR14AD10BB Battery Wholesale & direct to consumer

    10-Pack C Panasonic Alkaline Powerline LR14AD10BB Battery

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    $27.59
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  • 18650 3.6v Li-Ion Battery 3400 mAh - Protected (Button Top)

    18650 3.6v Li-Ion Battery 3400 mAh - Protected (Button Top)

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    $23.79
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  • 5-Pack CR2430 Rayovac 3 Volt Lithium Coin Cell Battery

    5-Pack CR2430 Rayovac 3 Volt Lithium Coin Cell Battery

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    $26.59
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  • 9 Volt Lithium Ion Battery (500 mAh)

    9 Volt Lithium Ion Battery (500 mAh)

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    $23.79
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  • 9 Volt Powerex NiMH Rechargeable Battery (300mAh) Wholesale & direct to consumer

    9 Volt Powerex NiMH Rechargeable Battery (300mAh)

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    $23.79
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  • 9.6 Volt Powerex NiMH Rechargeable Battery (230mAh) Wholesale & direct to consumer

    9.6 Volt Powerex NiMH Rechargeable Battery (230mAh)

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  • AAA AccuPower AccuLoop-X 1100 mAh NiMH Batteries (4 Card)

    AAA AccuPower AccuLoop-X 1100 mAh NiMH Batteries (4 Card)

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  • AAA AccuPower Micro 1200 mAh NiMH Battery (4 Card)

    AAA AccuPower Micro 1200 mAh NiMH Battery (4 Card)

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  • AAA Energizer Ultimate (L92) Lithium Batteries (6 Card)

    AAA Energizer Ultimate (L92) Lithium Batteries (6 Card)

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    $23.79
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  • AAA NiMH Powerex PRO 1000 mAh Rechargeable Batteries (4 Card) Wholesale & direct to consumer

    AAA NiMH Powerex PRO 1000 mAh Rechargeable Batteries (4 Card)

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    $23.79
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  • CR8-LHC Flusher PLC Battery (For Flush-2 Wallingford, Toto TH559EDV410R)

    CR8-LHC Flusher PLC Battery (For Flush-2 Wallingford, Toto TH559EDV410R)

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    $25.79
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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!