• 20-Pack Procell CR2032 Coin Cell Lithium Batteries (4 Cards of 5)

    20-Pack Procell CR2032 Coin Cell Lithium Batteries (4 Cards of 5)

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  • 3-Pack 3.6 Volt ER18505 Primary Lithium Batteries Wholesale & direct to consumer

    3-Pack 3.6 Volt ER18505 Primary Lithium Batteries (3600 mAh)

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

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

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  • 6 Volt NiMH Battery Stick (3000 mAh) for Super Stinger & Ultra Stinger Flashlights

    6 Volt NiMH Battery Stick (3000 mAh) for Super Stinger & Ultra Stinger Flashlights

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  • 6- Pack 160H 1.2 Volt NiMH Button Batteries

    6- Pack 160H 1.2 Volt NiMH Button Batteries

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  • 6-Pack 3.6 Volt ER14505 AA Primary Lithium Batteries (2700 mAh) Wholesale & direct to consumer

    6-Pack 3.6 Volt ER14505 AA Primary Lithium Batteries (2700 mAh)

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

    6-Pack Sub C NiMH Batteries (3300 mAh)

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  • 6-Pack Sub C NiMH Paper Wrapped Batteries (3300 mAh)

    6-Pack Sub C NiMH Paper Wrapped Batteries (3300 mAh)

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

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

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  • iRobot Roomba 4905 400 Series Vacuum 14.4 Volt 2.1 Ah NiCd Battery Pack

    iRobot Roomba 4905 400 Series Vacuum 14.4 Volt 2.1 Ah NiCd Battery Pack

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  • iRobot Roomba 500, 600, 700, 800 & 900 Series Vacuum 14.4 Volt 2.1 Ah NiCd Battery Pack

    iRobot Roomba 500, 600, 700, 800 & 900 Series Vacuum 14.4 Volt 2.1 Ah NiCd Battery Pack

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  • 9 Volt Energizer ULTIMATE Lithium L522BP Batteries (2 Card)

    9 Volt Energizer ULTIMATE Lithium L522BP Batteries (2 Card)

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  • 20-Pack CR2032 MaxPowerCell 3V Lithium Batteries (On Card)

    20-Pack CR2032 MaxPowerCell 3V Lithium Batteries (On Card)

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  • 4-Pack 2CR5 Panasonic 6 Volt Lithium Batteries

    4-Pack 2CR5 Panasonic 6 Volt Lithium Batteries

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

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

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  • 8-Pack AA NiMH Panasonic (Sanyo) Eneloop Low Discharge Batteries (2000 mAh)

    8-Pack AA NiMH Panasonic (Sanyo) Eneloop Low Discharge Batteries (2000 mAh)

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  • 9.6 Volt Square NiMH Battery Pack (2200 mAh) with HiTech Connector

    9.6 Volt Square NiMH Battery Pack (2200 mAh) with HiTech Connector

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  • CR2025 Energizer 3 Volt Lithium Coin Cell Batteries (20 Pieces - 1 Tray)

    CR2025 Energizer 3 Volt Lithium Coin Cell Batteries (20 Pieces - 1 Tray)

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  • 24 AA + 20 AAA Energizer MAX Alkaline Battery Combo (On Cards)

    24 AA + 20 AAA Energizer MAX Alkaline Battery Combo (On Cards)

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  • 5-Pack Panasonic CR2354/VCN 3V Lithium Coin Cell Battery w/ Pins

    5-Pack Panasonic CR2354/VCN 3V Lithium Coin Cell Battery w/ Pins

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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!