• 3-Pack 9 Volt AccuLoop NiMH Batteries (220 mAh)

    3-Pack 9 Volt AccuLoop NiMH Batteries (220 mAh)

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  • 3-Pack Rayovac Invisible Fence MicroLite Compatible Batteries (RFA-182, A12, R21, R22, R51)

    3-Pack Rayovac Invisible Fence MicroLite Compatible Batteries (RFA-182, A12, R21, R22, R51)

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  • 6-Pack RFA-67 Rayovac PetSafe Compatible Fence & Dog Collar Batteries (3 Cards of 2)

    6-Pack RFA-67 Rayovac PetSafe Compatible Fence & Dog Collar Batteries (3 Cards of 2)

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  • 7.2 Volt NiMH Battery Pack (3300 mAh) with Tamiya Connector

    7.2 Volt NiMH Battery Pack (3300 mAh) with Tamiya Connector

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  • 8-Pack Xeno XL-050F 3.6V 1/2 AA 1.2Ah Lithium Batteries

    8-Pack Xeno XL-050F 3.6V 1/2 AA 1.2Ah Lithium Batteries

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  • 3.2 Volt LiFePO4 Battery Pack with Leads (3000 mAh)

    3.2 Volt LiFePO4 Battery Pack with Leads (3000 mAh)

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  • 12-Pack AA NiCd 700 mAh Batteries with Tabs

    12-Pack AA NiCd 700 mAh Batteries with Tabs

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

    16-Pack CR2 Panasonic Industrial 3 Volt Lithium Batteries

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  • 60-Pack Size 10 Rayovac Extra Advanced Hearing Aid Batteries (10 Cards of 6) Wholesale & direct to consumer

    60-Pack Size 10 Rayovac Extra Advanced Hearing Aid Batteries (10 Cards of 6)

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  • Size 13 Rayovac Hearing Aid Batteries (60 pcs - 1 Box) Wholesale & direct to consumer

    Size 13 Rayovac Hearing Aid Batteries (60 pcs - 1 Box)

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  • Size 312 Rayovac Extra Advanced Hearing Aid Batteries (60 pcs - 1 Box) Wholesale & direct to consumer

    Size 312 Rayovac Extra Advanced Hearing Aid Batteries (60 pcs - 1 Box)

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  • 24-Pack CR123 WinPow 3 Volt Lithium Batteries

    24-Pack CR123 WinPow 3 Volt Lithium Batteries

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  • 12-Pack AAA NiMH Panasonic 700 mAh HHR70AAAB7 Flat Top Rechargeable Batteries

    12-Pack AAA NiMH Panasonic 700 mAh HHR70AAAB7 Flat Top Rechargeable Batteries

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  • 4-Pack 3.7 Volt 18350 Li-Ion Button Top Batteries (1200 mAh)

    4-Pack 3.7 Volt 18350 Li-Ion Button Top Batteries (1200 mAh)

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  • 50-Pack AG10 / 389 / 390 / LR54 Button Batteries (5 Cards of 10)

    50-Pack AG10 / 389 / 390 / LR54 Button Batteries (5 Cards of 10)

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  • 50-Pack AG2 / 396 / 397 / LR726 Button Batteries (5 Cards of 10)

    50-Pack AG2 / 396 / 397 / LR726 Button Batteries (5 Cards of 10)

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  • 50-Pack AG9 / 394 / LR936 Button Batteries (5 Cards of 10)

    50-Pack AG9 / 394 / LR936 Button Batteries (5 Cards of 10)

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  • 6-Pack CR2430 Duracell 3 Volt Lithium Coin Cell Batteries

    6-Pack CR2430 Duracell 3 Volt Lithium Coin Cell Batteries

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  • 96-Pack AA Eveready Super Heavy Duty Batteries (24 Cards of 4)

    96-Pack AA Eveready Super Heavy Duty Batteries (24 Cards of 4)

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  • 96-Pack AAA Eveready Super Heavy Duty Batteries (24 Cards of 4)

    96-Pack AAA Eveready Super Heavy Duty Batteries (24 Cards of 4)

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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!