• 6-Pack AA NiMH 2300 mAh Batteries with Tabs

    6-Pack AA NiMH 2300 mAh Batteries with Tabs

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  • 3-Pack Tadiran TL-5902/S 3.6V 1/2 AA 1.2 Ah Lithium Batteries (ER14250)

    3-Pack Tadiran TL-5902/S 3.6V 1/2 AA 1.2 Ah Lithium Batteries (ER14250)

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  • 4 x AAA (1200 mAh) + 4 x AA (2700 mAh) NiMH Batteries

    4 x AAA (1200 mAh) + 4 x AA (2700 mAh) NiMH Batteries

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  • 3-Pack 9 Volt NiCd Batteries (120 mAh)

    3-Pack 9 Volt NiCd Batteries (120 mAh)

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  • 3.2V 1500 mAh LiFeP04 wholesale & retail

    3.2V 1500 mAh LiFeP04 Battery Pack for Gama Sonic Solar Lights (Includes Male Adapter)

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  • 3.7 Volt 18650 Lithium Ion Battery (2600 mAh) with PCB Protection

    3.7 Volt 18650 Lithium Ion Battery (2600 mAh) with PCB Protection

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  • 12 AA + 8 AAA + 2 C + 2 D + 1  9 Volt Energizer MAX Alkaline Battery Combo (On Cards)

    12 AA + 8 AAA + 2 C + 2 D + 1 9 Volt Energizer MAX Alkaline Battery Combo (On Cards)

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    $27.79
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  • 16-Pack CR123A Powerizer 3 Volt Lithium Batteries

    16-Pack CR123A Powerizer 3 Volt Lithium Batteries

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    $27.89
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  • 10-Pack CR1632 Renata 3 Volt Lithium Coin Cell Batteries

    10-Pack CR1632 Renata 3 Volt Lithium Coin Cell Batteries

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  • 12-Pack Panasonic Industrial CR123A 3 Volt Lithium Batteries

    12-Pack Panasonic Industrial CR123A 3 Volt Lithium Batteries

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  • 24-Pack C Eveready Super Heavy Duty Batteries (12 Cards of 2)

    24-Pack C Eveready Super Heavy Duty Batteries (12 Cards of 2)

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  • 6-Pack AAA 3.7 Volt Lithium Ion 10440 Batteries (350 mAh)

    6-Pack AAA 3.7 Volt Lithium Ion 10440 Batteries (350 mAh)

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  • 8-Pack CR2450 Rayovac 3 Volt Lithium Coin Cell Batteries (4 Cards of 2)

    8-Pack CR2450 Rayovac 3 Volt Lithium Coin Cell Batteries (4 Cards of 2)

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  • AA Duracell Rechargeable (DX1500) 2500 mAh NiMH Rechargeable Batteries (6 Card)

    AA Duracell Rechargeable (DX1500) 2500 mAh NiMH Rechargeable Batteries (6 Card)

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  • AA NiMH Panasonic Eneloop Pro Rechargeable Batteries (4 Card)

    AA NiMH Panasonic Eneloop Pro Rechargeable Batteries (4 Card)

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  • AAA Duracell 900mAh NiMH Rechargeable Battery (6 Card)

    AAA Duracell 900mAh NiMH Rechargeable Battery (6 Card)

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    $27.99
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  • Varta 5/V150H 6 Volt NiMH Battery

    Varta 5/V150H 6 Volt NiMH Battery

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    $27.99
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  • Varta 5/V150H 6 Volt NiMH Battery (3 Pins)

    Varta 5/V150H 6 Volt NiMH Battery (3 Pins)

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  • 6-Pack 2/3 AA NiMH 600 mAh Button Top Batteries

    6-Pack 2/3 AA NiMH 600 mAh Button Top Batteries

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    $28.09
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  • 6-Pack 2/3 AAA NiMH 300 mAh Button Top Batteries

    6-Pack 2/3 AAA NiMH 300 mAh Button Top Batteries

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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!