• OmniCel 3.6V 750mAh LTC-7PN prismatic lithium battery with 4 PCB pins

    OmniCel 3.6V 750 mAh (EF651625 / LTC-7PN) Prismatic High Energy Lithium Battery

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  • Four USB AAA 1.5V rechargeable batteries lined up beside cable

    USB AAA 1.5V 900mWh Li-ion Rechargeable Battery (4 Pack w/ USB Charger)

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  • 12-Pack 357/303 Rayovac Silver Oxide Button Batteries LR44/A76 (4 Cards of 3)

    12-Pack 357/303 Rayovac Silver Oxide Button Batteries LR44/A76 (4 Cards of 3)

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  • 12-Pack AAA Rayovac NiMH 750 mAh Batteries

    12-Pack AAA Rayovac NiMH 750 mAh Batteries

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  • 3-Pack Varta V150H NiMH Button Cell Batteries

    3-Pack Varta V150H NiMH Button Cell Batteries

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    3-Pack Varta V15H NiMH Button Cell Batteries

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  • 3-Pack Varta V450HR NiMH Button Cell Batteries

    3-Pack Varta V450HR NiMH Button Cell Batteries

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  • 3-Pack Xeno XL-060F 3.6V AA 2.4Ah Lithium Batteries with Axial Leads

    3-Pack Xeno XL-060F 3.6V AA 2.4Ah Lithium Batteries with Axial Leads

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  • 3.6 Volt NiCd Battery Stick (1800 mAh) for Flashlights (Streamlight Stinger HP, XT, PolyStinger)

    3.6 Volt NiCd Battery Stick (1800 mAh) for Flashlights (Streamlight Stinger HP, XT, PolyStinger)

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  • Power Portable 3.7V 26650 Li-Ion Battery 5000mAh flat terminal

    3.7 Volt 26650 Li-Ion Battery (5000 mAh)

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  • Panasonic NCR18650B 3.7V 3400mAh flat top lithium ion battery

    3.7 Volt Panasonic 18650 Lithium Ion Battery (3400 mAh)

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  • Panasonic 18650 3.7V 3400mAh lithium ion button top battery with PCB

    3.7 Volt Panasonic 18650 Lithium Ion Button Top Battery (3400 mAh) with PCB Protection

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  • 5-Pack CR2330 Panasonic 3 Volt Lithium Coin Cell Battery

    5-Pack CR2330 Panasonic 3 Volt Lithium Coin Cell Battery

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  • 5-Pack CR2450 Panasonic 3 Volt Lithium Coin Cell Battery

    5-Pack CR2450 Panasonic 3 Volt Lithium Coin Cell Battery

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  • Duracell 6-pack 364 SR621SW silver oxide button batteries front view

    6-Pack 364 / SR621SW Duracell Silver Oxide Button Batteries

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  • Close-up of Panasonic CR123A batteries showing product details

    8-Pack Panasonic CR123A 3 Volt Lithium Battery

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  • Duracell Coppertop C Alkaline MN1400 batteries 14 pack box

    C Duracell Coppertop Alkaline (MN1400) Battery - (14 Pack)

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  • Mitsubishi F2-40BL Lithium PLC Battery

    Mitsubishi F2-40BL Lithium PLC Battery

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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.