• Side view of Panasonic 2CR5 lithium battery for cameras

    2CR5 Panasonic 6 Volt Lithium (245, DL245, EL2CR5) Battery

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  • Power Portable 3.2V 18650 LiFePO4 battery with flat top terminal

    3.2 Volt 18650 LiFePO4 Battery (1200 mAh)

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  • 3.6V 2.6AH ER14505 Lithium Battery with Axial Leads

    3.6V 2.6AH ER14505 Lithium Battery with Axial Leads

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  • Power Portable 3.7V 10180 80mAh Li-ion battery front view

    3.7V 10180 80mAh Li-ion Battery

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  • 4/3 A 3.7 Volt Lithium Ion 18500 Battery with Tabs (1500 mAh) Wholesale & direct to consumer

    4/3 A 3.7 Volt Lithium Ion 18500 Battery with Tabs (1500 mAh)

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  • 7/5 AA 3.7 Volt Lithium Ion 14650 Battery (920 mAh) 7/5 AA 3.7 Volt Lithium Ion 14650 Battery (920 mAh)

    7/5 AA 3.7 Volt Lithium Ion 14650 Battery (920 mAh)

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  • AA 3.7 Volt Lithium Ion 14500 Battery with Tabs (750 mAh)

    AA 3.7 Volt Lithium Ion 14500 Battery with Tabs (750 mAh)

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  • Duracell MX2500 AAAA alkaline batteries 2 pack on retail card

    AAAA Duracell (MX2500) Alkaline Batteries (2 Card)

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  • BR-A Panasonic 3V Lithium Battery

    BR-A Panasonic 3V Lithium Battery

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  • C NiMH Battery with Tabs (5000 mAh)

    C NiMH Battery with Tabs (5000 mAh)

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  • C Powerizer 5000mAh NiMH Battery

    C Powerizer 5000mAh NiMH Battery

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  • C Tenergy NiMH 5000 mAh Battery

    C Tenergy NiMH 5000 mAh Battery

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    $12.19
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  • Energizer N Size E90 1.5V Alkaline Battery 2-Pack on card

    Energizer N Size (E90) 1.5 Volt Alkaline Battery (2 Card)

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  • INR21700 30T 3.6V Samsung 2000mAh Li-ion Battery w/Tabs

    INR21700 30T 3.6V Samsung 3000mAh Li-ion Battery w/Tabs

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  • LS14250 (ER14250) Saft 3.6 Volt 1/2 AA Lithium Battery (1200 mAh) with Axial Terminals Wholesale & direct to consumer

    LS14250 (ER14250) Saft 3.6 Volt 1/2 AA Lithium Battery (1200 mAh) with Axial Terminals

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  • Panasonic BR-2/3A Industrial Lithium Battery with Weld Leg

    Panasonic BR-2/3A Industrial Lithium Battery with Weld Leg

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  • Panasonic ML-2020/F1AN 3V Rechargeable Lithium Battery

    Panasonic ML-2020/F1AN 3V Rechargeable Lithium Battery

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  • RCR123A 3 Volt Lithium Ion Battery (650 mAh)

    RCR123A 3 Volt Lithium Ion Battery (650 mAh)

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  • Saft LS14250 3.6V Lithium Battery w/ Solder pins Wholesale & direct to consumer

    Saft LS14250 3.6V Lithium Battery w/ Solder pins

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  • Tadiran TL-4902/S 3.6V 1/2 AA 1.2 Ah Lithium Battery (ER14250)  Wholesale & direct to consumer

    Tadiran TL-4902/S 3.6V 1/2 AA 1.2 Ah Lithium Battery (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!