• AA Duracell Coppertop Powerboost Alkaline (MN1500) Battery - (8 Pack)

    AA Duracell Coppertop Powerboost Alkaline (MN1500) Battery - (8 Pack)

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  • FDK Sanyo CR14250SE-FT 3 Volt Lithium 1/2 AA Battery (3 Pins)

    FDK Sanyo CR14250SE-FT 3 Volt Lithium 1/2 AA Battery (3 Pins)

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  • FDK Sanyo CR17335SE 3 Volt Lithium 2/3 A Battery

    FDK Sanyo CR17335SE 3 Volt Lithium 2/3 A Battery

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  • Side view of SAFT LS14500 2600mAh lithium battery with axial leads

    SAFT LS14500 (ER14505) 3.6 Volt AA Lithium Battery (2600 mAh) with Axial Terminals

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  • SAFT LS17330 battery showing model and specifications

    SAFT LS17330 (ER17730) 3.6 Volt 2/3 A Lithium Battery (2100 mAh)

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  • Tadiran TL-2450/P 3.6V lithium battery with PC pins front view

    Tadiran TL-2450/P 3.6V 0.55 Ah Lithium Battery w/ PC Pins

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  • Tadiran TL-5104/P 3.6V AA 2.1 Ah Lithium Battery w/ Axial Leads (ER14505) Wholesale & direct to consumer

    Tadiran TL-5104/P 3.6V AA 2.1 Ah Lithium Battery w/ Axial Leads (ER14505)

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  • Tadiran TL-5903/S 3.6V AA 2.4 Ah Lithium Battery (ER14505) Wholesale & direct to consumer

    Tadiran TL-5903/S 3.6V AA 2.4 Ah Lithium Battery (ER14505)

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  • Tadiran TL-5955/S 3.6V 2/3 AA 1.5 Ah Lithium Battery  (ER14335) Wholesale & direct to consumer

    Tadiran TL-5955/S 3.6V 2/3 AA 1.5 Ah Lithium Battery (ER14335)

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  • Tadiran TLL-5902/T 3.6V 1/2 AA 1.1 Ah iXtra Series Lithium Battery W/Tabs (ER14250)  Wholesale & direct to consumer

    Tadiran TLL-5902/T 3.6V 1/2 AA 1.1 Ah iXtra Series Lithium Battery W/Tabs (ER14250)

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  • Side view of Sanyo UR14500P AA 840mAh Li-ion battery for packs

    14500 Sanyo AA 840mAh li-ion 3.7 Volt UR14500P Battery w/ Tabs

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  • Power Portable 18650 3.6V 2000mAh Li-Ion battery with button top

    18650 3.6 Volt 2000 mAh Li-Ion Battery - Protected (Button Top)

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  • 4 AA + 4 AAA Duracell Alkaline Battery Combo (On Cards) Wholesale & direct to consumer

    4 AA + 4 AAA Duracell Alkaline Battery Combo (On Cards)

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  • CR2 Duracell 3 Volt Lithium Battery (1 Card) Wholesale & direct to consumer

    CR2 Duracell 3 Volt Lithium Battery (1 Card)

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  • Tadiran TL-2100/S 3.6V AA 2.1 Ah Lithium Battery (ER14505)

    Tadiran TL-2100/S 3.6V AA 2.1 Ah Lithium Battery (ER14505)

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  • Energizer AAAA E96 alkaline batteries two-pack card front view

    AAAA Energizer (E96) Alkaline Batteries (2 Card)

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  • FDK Sanyo CR17450SE 3 Volt Laser Lithium A Battery

    FDK Sanyo CR17450SE 3 Volt Laser Lithium A Battery

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  • Power Portable 18650 3.6v 2000mAh Protected Purple Button Top Battery

    18650 3.6v 2000 mAh li-ion - Protected (Button Top) - Purple

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    $11.29
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Size Matters: Navigating the Diverse Battery Sizes 

 

Understanding the importance of choosing the right battery size for your devices is crucial. At OnlyBatteries.com, we offer an extensive range of battery sizes tailored for all types of applications, from everyday gadgets to industrial equipment. 

 

1. Common Sizes for Daily Use

Explore popular battery sizes like AA, AAA, C, and D, essential for household and consumer electronics. Learn about their applications and how to choose the right one for your devices.

 

2. Specialty and Coin Cell Sizes

Dive into the world of specialty sizes like 18650, CR2032, and others used in laptops, watches, and medical devices. Understand the nuances of each size and their typical uses.

 

3. Industrial and High-Capacity Sizes

Discover larger and more powerful battery sizes such as 2CR5, 9 Volt, and Sub C, which are perfect for high-drain devices like security systems and photography equipment.

 

4. Unique and Less Common Sizes

Uncover the less commonly needed sizes such as A23, N Size, and CR123. These are crucial for certain specialized applications, ensuring you never run out of power when it matters most.

 

5. Choosing the Right Size for Your Needs

Get practical advice on selecting the right battery size for your application, including considerations for rechargeability, longevity, and device compatibility.

 

OnlyBatteries.com offers a comprehensive array of battery sizes to ensure you always find exactly what you need for any device. Whether you're buying batteries for everyday use or for specialized equipment, our extensive selection has you covered.