• Varta V150H NiMH Button Cell Battery

    Varta V150H NiMH Button Cell Battery

    Batteries Batteries/Size Batteries/Chemistry Batteries/Brand Batteries/Voltage Batteries/Chemistry/NiMH Batteries/Chemistry/Shop All Chemistries Batteries/Size/Shop All Sizes Batteries/Brand/Shop All Brands Batteries/Voltage/Shop All Voltage Batteries/Type/Button Batteries Batteries/Type Batteries/Type/Shop All Types Batteries/Brand/Varta Batteries/Voltage/1.2 Volt Batteries/Type/Rechargeable
    $11.19
    As low as:
    Buy in bulk and save
  • Varta V15H NiMH Button Cell Battery

    Varta V15H NiMH Button Cell Battery

    Batteries Batteries/Size Batteries/Chemistry Batteries/Brand Batteries/Voltage Batteries/Chemistry/NiMH Batteries/Chemistry/Shop All Chemistries Batteries/Size/Shop All Sizes Batteries/Brand/Shop All Brands Batteries/Voltage/Shop All Voltage Batteries/Type/Button Batteries Batteries/Type Batteries/Type/Shop All Types Batteries/Brand/Varta Batteries/Voltage/1.2 Volt Batteries/Type/Rechargeable
    As low as:
    Buy in bulk and save
  • Varta V40H NIMH Button Battery

    Varta V40H NIMH Button Battery

    Batteries Batteries/Size Batteries/Chemistry Batteries/Brand Batteries/Voltage Batteries/Chemistry/NiMH Batteries/Chemistry/Shop All Chemistries Batteries/Size/Shop All Sizes Batteries/Brand/Shop All Brands Batteries/Voltage/Shop All Voltage Batteries/Type/Button Batteries Batteries/Type Batteries/Type/Shop All Types Batteries/Brand/Varta Batteries/Voltage/1.2 Volt NON-BUCKET/NiMH
    $11.19
    As low as:
  • Varta V450HR NiMH Button Cell Battery

    Varta V450HR NiMH Button Cell Battery

    Batteries Batteries/Size Batteries/Chemistry Batteries/Brand Batteries/Voltage Batteries/Chemistry/NiMH Batteries/Chemistry/Shop All Chemistries Batteries/Size/Shop All Sizes Batteries/Brand/Shop All Brands Batteries/Voltage/Shop All Voltage Batteries/Type/Button Batteries Batteries/Type Batteries/Type/Shop All Types Batteries/Brand/Varta Batteries/Voltage/1.2 Volt
    $11.19
    As low as:
    Buy in bulk and save
  • Varta V80H NiMH Button Cell Battery

    Varta V80H NiMH Button Cell Battery

    Batteries Batteries/Size Batteries/Chemistry Batteries/Brand Batteries/Voltage Batteries/Chemistry/NiMH Batteries/Chemistry/Shop All Chemistries Batteries/Size/Shop All Sizes Batteries/Brand/Shop All Brands Batteries/Voltage/Shop All Voltage Batteries/Type/Button Batteries Batteries/Type Batteries/Type/Shop All Types Batteries/Brand/Varta Batteries/Voltage/1.2 Volt Batteries/Type/Rechargeable
    $11.19
    As low as:
    Buy in bulk and save
  • AAA Energizer Ultimate (L92) Lithium Batteries (2-Card)

    AAA Energizer Ultimate (L92) Lithium Batteries (2-Card)

    Batteries Batteries/Size Batteries/Chemistry Batteries/Brand Batteries/Voltage Batteries/Chemistry/Lithium Batteries/Chemistry/Shop All Chemistries Batteries/Size/AAA Batteries/Size/Shop All Sizes Batteries/Brand/Energizer Batteries/Brand/Shop All Brands Batteries/Voltage/Shop All Voltage Batteries/Type Batteries/Type/Shop All Types Batteries/Voltage/1.5 Volt Energizer/Energizer Ultimate Lithium nonUSA
    $11.49
    As low as:
    Buy in bulk and save
  • C Energizer MAX E93BP-4 Alkaline Batteries (4 Card)

    C Energizer MAX E93BP-4 Alkaline Batteries (4 Card)

    Batteries Batteries/Size Batteries/Chemistry Batteries/Brand Batteries/Voltage Batteries/Chemistry/Alkaline Batteries/Chemistry/Shop All Chemistries Batteries/Size/C Batteries/Size/Shop All Sizes Batteries/Brand/Energizer Batteries/Brand/Shop All Brands Batteries/Voltage/Shop All Voltage Batteries/Type Batteries/Type/Shop All Types Batteries/Voltage/1.5 Volt Energizer/Energizer Max nonUSA
    $11.69
    As low as:
    Buy in bulk and save
  • Varta CP300H NiMH Button Cell Battery

    Varta CP300H NiMH Button Cell Battery

    Batteries Batteries/Size Batteries/Chemistry Batteries/Brand Batteries/Voltage Batteries/Chemistry/NiMH Batteries/Chemistry/Shop All Chemistries Batteries/Size/Shop All Sizes Batteries/Brand/Shop All Brands Batteries/Voltage/Shop All Voltage Batteries/Type/Button Batteries Batteries/Type Batteries/Type/Shop All Types Batteries/Brand/Varta Batteries/Voltage/1.2 Volt
    $11.79
    As low as:
    Buy in bulk and save
  • Varta V250H NiMH Button Cell Battery

    Varta V250H NiMH Button Cell Battery

    Batteries Batteries/Size Batteries/Chemistry Batteries/Brand Batteries/Voltage Batteries/Chemistry/NiMH Batteries/Chemistry/Shop All Chemistries Batteries/Size/Shop All Sizes Batteries/Brand/Shop All Brands Batteries/Voltage/Shop All Voltage Batteries/Type/Button Batteries Batteries/Type Batteries/Type/Shop All Types Batteries/Brand/Varta Batteries/Voltage/1.2 Volt Batteries/Type/Rechargeable
    $11.79
    As low as:
    Buy in bulk and save
  • 3-Pack 357 Energizer (LR44/A76) Silver Oxide Button Batteries

    3-Pack 357 Energizer (LR44/A76) Silver Oxide Button Batteries

    Batteries Batteries/Size Batteries/Chemistry Batteries/Brand Batteries/Voltage Batteries/Chemistry/Shop All Chemistries Batteries/Size/Shop All Sizes Batteries/Brand/Energizer Batteries/Brand/Shop All Brands Batteries/Voltage/Shop All Voltage Batteries/Type/Button Batteries Batteries/Type Batteries/Chemistry/Silver Oxide Batteries/Voltage/1.55 Volt Energizer/Energizer Silver Oxide nonUSA
    As low as:
  • INR21700 30T 3.6V Samsung 2000mAh Li-ion Battery – Flat Top

    INR21700 30T 3.6V Samsung 3000mAh Li-ion Battery – Flat Top

    Batteries Batteries/Size Batteries/Chemistry Batteries/Brand Batteries/Voltage Batteries/Chemistry/Shop All Chemistries Batteries/Size/Shop All Sizes Batteries/Brand/Shop All Brands Batteries/Voltage/Shop All Voltage Batteries/Chemistry/Lithium Ion Batteries/Type Batteries/Type/Shop All Types Batteries/Brand/Samsung Batteries/Voltage/3.6 Volt Batteries/Type/Rechargeable Batteries/Type/Flat Top Batteries NON-BUCKET/Lithium Ion For Mega and Marketplace
    $11.89
    As low as:
  • 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)

    Batteries Batteries/Size Batteries/Chemistry Batteries/Brand Batteries/Voltage Batteries/Chemistry/Shop All Chemistries Batteries/Size/Shop All Sizes Batteries/Brand/Shop All Brands Batteries/Voltage/Shop All Voltage Batteries/Type Batteries/Type/Shop All Types Batteries/Chemistry/Lithium Thionyl Chloride Batteries/Brand/Tadiran Batteries/Voltage/3.6 Volt Lithium Thionyl Chloride/Tadiran
    $11.89
    As low as:
    Buy in bulk and save
  • 2CR5 Panasonic 6 Volt Lithium Battery (245, DL245, EL2CR5)

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

    Batteries Batteries/Size Batteries/Chemistry Batteries/Brand Batteries/Voltage Batteries/Chemistry/Lithium Batteries/Chemistry/Shop All Chemistries Batteries/Size/Shop All Sizes Batteries/Brand/Shop All Brands Batteries/Voltage/Shop All Voltage Batteries/Type Batteries/Type/Shop All Types Batteries/Type/Photo Lithium Batteries Batteries/Size/2CR5 Batteries/Brand/Panasonic Batteries/Voltage/6 Volt Panasonic/Panasonic Photo Lithium
    $12.19
    As low as:
    Buy in bulk and save
  • 3.2 Volt 18650 LiFePO4 Battery (1200 mAh)

    3.2 Volt 18650 LiFePO4 Battery (1200 mAh)

    Batteries Batteries/Size Batteries/Chemistry Batteries/Brand Batteries/Voltage Batteries/Chemistry/Shop All Chemistries Batteries/Size/Shop All Sizes Batteries/Brand/Shop All Brands Batteries/Voltage/3.2 Volt Batteries/Voltage/Shop All Voltage Batteries/Type Batteries/Type/Shop All Types Batteries/Size/18650 Batteries/Chemistry/LiFePO4 Batteries/Type/Rechargeable 18650 Batteries/3.2 Volt 18650 Batteries Solar Light Batteries/LiFePO4 Solar Batteries
    $12.19
    As low as:
    Buy in bulk and save
  • AA 3.7 Volt Lithium Ion 14500 Battery with Tabs (750 mAh)

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

    Batteries Batteries/Size Batteries/Chemistry Batteries/Brand Batteries/Voltage Batteries/Chemistry/Shop All Chemistries Batteries/Size/AA Batteries/Size/Shop All Sizes Batteries/Brand/Shop All Brands Batteries/Voltage/Shop All Voltage Batteries/Chemistry/Lithium Ion Batteries/Type/Assembly Batteries Batteries/Type Batteries/Type/Shop All Types Batteries/Size/14500 Batteries/Voltage/3.7 Volt Batteries/Type/Batteries with Tabs
    $12.19
    As low as:
    Buy in bulk and save
  • BR-A Panasonic 3V Lithium Battery

    BR-A Panasonic 3V Lithium Battery

    Batteries Batteries/Size Batteries/Chemistry Batteries/Brand Batteries/Voltage Batteries/Chemistry/Lithium Batteries/Chemistry/Shop All Chemistries Batteries/Size/Shop All Sizes Batteries/Brand/Shop All Brands Batteries/Voltage/Shop All Voltage Batteries/Type Batteries/Type/Shop All Types Batteries/Brand/Panasonic Batteries/Voltage/3 Volt Panasonic Panasonic/Panasonic Photo Lithium NON-BUCKET/Lithium
    $12.19
    As low as:
  • C NiMH Battery with Tabs (5000 mAh)

    C NiMH Battery with Tabs (5000 mAh)

    Batteries Batteries/Size Batteries/Chemistry Batteries/Brand Batteries/Voltage Batteries/Chemistry/NiMH Batteries/Chemistry/Shop All Chemistries Batteries/Size/C Batteries/Size/Shop All Sizes Batteries/Brand/Shop All Brands Batteries/Voltage/Shop All Voltage Batteries/Type Batteries/Type/Shop All Types Batteries/Voltage/1.2 Volt Batteries/Type/Rechargeable Batteries/Type/Batteries with Tabs
    $12.19
    As low as:
    Buy in bulk and save
  • C Powerizer 5000mAh NiMH Battery

    C Powerizer 5000mAh NiMH Battery

    Batteries Batteries/Size Batteries/Chemistry Batteries/Brand Batteries/Voltage Batteries/Chemistry/NiMH Batteries/Chemistry/Shop All Chemistries Batteries/Size/C Batteries/Size/Shop All Sizes Batteries/Brand/Shop All Brands Batteries/Voltage/Shop All Voltage Batteries/Type Batteries/Type/Shop All Types Batteries/Voltage/1.2 Volt Batteries/Type/Rechargeable Batteries/Brand/Powerizer NON-BUCKET/NiMH
    $12.19
    As low as:
  • C Tenergy NiMH 5000 mAh Battery

    C Tenergy NiMH 5000 mAh Battery

    Batteries Batteries/Size Batteries/Chemistry Batteries/Brand Batteries/Voltage Batteries/Chemistry/NiMH Batteries/Chemistry/Shop All Chemistries Batteries/Size/C Batteries/Size/Shop All Sizes Batteries/Brand/Shop All Brands Batteries/Voltage/Shop All Voltage Batteries/Type Batteries/Type/Shop All Types Batteries/Voltage/1.2 Volt Batteries/Type/Rechargeable
    $12.19
    As low as:
    Buy in bulk and save

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!