• 3-Pack 9 Volt AccuLoop NiMH Batteries (220 mAh)

    3-Pack 9 Volt AccuLoop NiMH Batteries (220 mAh)

    Batteries Batteries/Size Batteries/Chemistry Batteries/Brand Batteries/Voltage Batteries/Chemistry/NiMH Batteries/Chemistry/Shop All Chemistries Batteries/Size/9 Volt Batteries/Size/Shop All Sizes Batteries/Brand/AccuPower Batteries/Brand/Shop All Brands Batteries/Voltage/Shop All Voltage Batteries/Type Batteries/Type/Shop All Types Batteries/Voltage/8.4 Volt Batteries/Voltage/9 Volt Batteries/Type/Rechargeable NON-BUCKET/NiMH Powerex / AccuPower/AccuPower Batteries
    $41.99
    As low as:
  • 3-Pack Rayovac Invisible Fence MicroLite Compatible Batteries (RFA-182, A12, R21, R22, R51)

    3-Pack Rayovac Invisible Fence MicroLite Compatible Batteries (RFA-182, A12, R21, R22, R51)

    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/Dog Collar & Fence Batteries Batteries/Brand/Rayovac Batteries/Voltage/3 Volt NON-BUCKET/Lithium
    $41.99
    As low as:
  • 6-Pack RFA-67 Rayovac PetSafe Compatible Fence & Dog Collar Batteries (3 Cards of 2)

    6-Pack RFA-67 Rayovac PetSafe Compatible Fence & Dog Collar Batteries (3 Cards of 2)

    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/Dog Collar & Fence Batteries Batteries/Brand/Rayovac Batteries/Voltage/6 Volt NON-BUCKET/Lithium
    $41.99
    As low as:
  • 7.2 Volt NiMH Battery Pack (3300 mAh) with Tamiya Connector

    7.2 Volt NiMH Battery Pack (3300 mAh) with Tamiya Connector

    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 Batteries/Type/Shop All Types Batteries/Voltage/7.2 Volt Batteries/Type/Rechargeable Batteries/Type/Battery Packs
    $41.99
    As low as:
    Buy in bulk and save
  • 8-Pack Xeno XL-050F 3.6V 1/2 AA 1.2Ah Lithium Batteries

    8-Pack Xeno XL-050F 3.6V 1/2 AA 1.2Ah Lithium Batteries

    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/Chemistry/Lithium Thionyl Chloride Batteries/Brand/Xeno Batteries/Voltage/3.6 Volt Lot Sizes Lithium Thionyl Chloride/Xeno NON-BUCKET/Lithium
    $42.29
    As low as:
  • 3.2 Volt LiFePO4 Battery Pack with Leads (3000 mAh)

    3.2 Volt LiFePO4 Battery Pack with Leads (3000 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/Chemistry/LiFePO4 Batteries/Type/Battery Packs
    $42.59
    As low as:
    Buy in bulk and save
  • 12-Pack AA NiCd 700 mAh Batteries with Tabs

    12-Pack AA NiCd 700 mAh Batteries with Tabs

    Batteries Batteries/Size Batteries/Chemistry Batteries/Brand Batteries/Voltage Batteries/Chemistry/Shop All Chemistries Batteries/Size/AAA Batteries/Size/Shop All Sizes Batteries/Brand/Shop All Brands Batteries/Voltage/Shop All Voltage Batteries/Type Batteries/Type/Shop All Types Batteries/Type/Solar Light Batteries Batteries/Chemistry/NiCd Batteries/Voltage/1.2 Volt Batteries/Type/Rechargeable NON-BUCKET Lot Sizes Solar Light Batteries/NiCd Solar Batteries NON-BUCKET/NiCd
    $42.69
    As low as:
  • 16-Pack CR2 Panasonic Industrial 3 Volt Lithium Batteries Wholesale & direct to consumer

    16-Pack CR2 Panasonic Industrial 3 Volt Lithium Batteries

    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/Type/Flashlight Batteries Batteries/Size/CR2 Batteries/Brand/Panasonic Batteries/Voltage/3 Volt Lot Sizes Panasonic/Panasonic Photo Lithium CR123 / CR2 Batteries/CR2 Batteries CR123 / CR2 Batteries/CR2 Batteries/Panasonic NON-BUCKET/Photo Lithium
    $42.69
    As low as:
  • 2-Pack 3.2 Volt 32650 LiFePO4 Batteries (5000 mAh) with Tabs Wholesale & direct to consumer

    2-Pack 3.2 Volt 32650 LiFePO4 Batteries (5000 mAh) with Tabs

    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/Assembly Batteries Batteries/Type Batteries/Type/Shop All Types Batteries/Chemistry/LiFePO4 Batteries/Type/Batteries with Tabs NON-BUCKET/Lithium Ion
    $42.69
    As low as:
  • 3.2V Lifep04 4 Slot Battery Charger + 4 pcs 3.2 Volt 14430 LiFePO4 Battery (400 mAh)

    3.2V Lifep04 4 Slot Battery Charger + 4 pcs 3.2 Volt 14430 LiFePO4 Battery (400 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/Type/Solar Light Batteries Batteries/Chemistry/LiFePO4 Batteries/Type/Rechargeable Solar Light Batteries/LiFePO4 Solar Batteries For Mega and Marketplace
    $42.69
    As low as:
  • 6-Pack 4/5 AA 3.7 Volt Lithium Ion 14430 Batteries with Tabs (650 mAh) Wholesale & direct to consumer

    6-Pack 4/5 AA 3.7 Volt Lithium Ion 14430 Batteries with Tabs (650 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/Shop All Voltage Batteries/Chemistry/Lithium Ion Batteries/Type/Assembly Batteries Batteries/Type Batteries/Type/Shop All Types Batteries/Voltage/3.7 Volt Batteries/Type/Batteries with Tabs NON-BUCKET/Lithium Ion
    $42.69
    As low as:
  • 60-Pack Size 10 Rayovac Extra Advanced Hearing Aid Batteries (10 Cards of 6) Wholesale & direct to consumer

    60-Pack Size 10 Rayovac Extra Advanced Hearing Aid Batteries (10 Cards of 6)

    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 Batteries/Type/Shop All Types Batteries/Type/Hearing Aid Batteries Batteries/Voltage/1.45 Volt Hearing Aid Batteries/Size Hearing Aid Batteries/Brand Hearing Aid Batteries/Size/# 10 Hearing Aid Batteries/Brand/Rayovac NON-BUCKET/Hearing Aid
    $42.69
    As low as:
  • Size 13 Rayovac Hearing Aid Batteries (60 pcs - 1 Box) Wholesale & direct to consumer

    Size 13 Rayovac Hearing Aid Batteries (60 pcs - 1 Box)

    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 Batteries/Type/Shop All Types Batteries/Type/Hearing Aid Batteries Batteries/Voltage/1.45 Volt Hearing Aid Batteries/Size Hearing Aid Batteries/Brand Hearing Aid Batteries/Size/# 13 Hearing Aid Batteries/Brand/Rayovac NON-BUCKET/Hearing Aid
    $42.69
    As low as:
  • Size 312 Rayovac Extra Advanced Hearing Aid Batteries (60 pcs - 1 Box) Wholesale & direct to consumer

    Size 312 Rayovac Extra Advanced Hearing Aid Batteries (60 pcs - 1 Box)

    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 Batteries/Type/Shop All Types Batteries/Type/Hearing Aid Batteries Batteries/Voltage/1.45 Volt Hearing Aid Batteries/Size Hearing Aid Batteries/Brand Hearing Aid Batteries/Size/# 312 Hearing Aid Batteries/Brand/Rayovac NON-BUCKET/Hearing Aid
    $42.69
    As low as:
  • 24-Pack CR123 WinPow 3 Volt Lithium Batteries

    24-Pack CR123 WinPow 3 Volt Lithium Batteries

    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/CR123 Batteries/Voltage/3 Volt CR123 / CR2 Batteries CR123 / CR2 Batteries/CR123 Batteries NON-BUCKET/Photo Lithium CR123 / CR2 Batteries/CR123 Batteries/WinPow
    $42.89
    As low as:
  • 12-Pack 1/3 AAA NiMH 120 mAh Batteries with Tabs

    12-Pack 1/3 AAA NiMH 120 mAh Batteries with Tabs

    Specials 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/Assembly Batteries Batteries/Type Batteries/Type/Shop All Types Batteries/Voltage/1.2 Volt Batteries/Type/Rechargeable Batteries/Type/Batteries with Tabs Lot Sizes NON-BUCKET/NiMH
    $46.29
    Sale: $42.99
    As low as:
  • 12-Pack AAA NiMH Panasonic 700 mAh HHR70AAAB7 Flat Top Rechargeable Batteries

    12-Pack AAA NiMH Panasonic 700 mAh HHR70AAAB7 Flat Top Rechargeable Batteries

    Batteries Batteries/Size Batteries/Chemistry Batteries/Brand Batteries/Voltage Batteries/Chemistry/NiMH Batteries/Chemistry/Shop All Chemistries Batteries/Size/AAA 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/1.2 Volt Batteries/Type/Rechargeable Batteries/Type/Cordless Phone Batteries Panasonic Panasonic/Panasonic Rechargeable NON-BUCKET/NiMH
    $42.99
    As low as:
  • 24-Pack CR2032 Panasonic 3 Volt Lithium Coin Cell Batteries (6 Cards of 4)

    24-Pack CR2032 Panasonic 3 Volt Lithium Coin Cell Batteries (6 Cards of 4)

    Specials 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 Batteries/Type/Coin Cell Lithiums Panasonic/Panasonic Coin Cell NON-BUCKET/Lithium Coin Cell
    $48.99
    Sale: $42.99
    As low as:
  • 3.2V Lifep04 2 Slot Battery Charger + 4 pcs 3.2v 18500 1000mAh Lifep04 Battery (Button Top)

    3.2V Lifep04 2 Slot Battery Charger + 4 pcs 3.2v 18500 1000mAh Lifep04 Battery (Button Top)

    Specials 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/Type/Solar Light Batteries Batteries/Chemistry/LiFePO4 Batteries/Type/Rechargeable Batteries/Size/18500 NON-BUCKET NON-BUCKET/Chargers NON-BUCKET/LifePO4 For Mega and Marketplace
    $46.69
    Sale: $42.99
    As low as:
  • 4-Pack 3.7 Volt 18350 Li-Ion Button Top Batteries (1200 mAh)

    4-Pack 3.7 Volt 18350 Li-Ion Button Top Batteries (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/Shop All Voltage Batteries/Chemistry/Lithium Ion Batteries/Type Batteries/Type/Shop All Types Batteries/Voltage/3.7 Volt Batteries/Type/Rechargeable NON-BUCKET/Lithium Ion
    $42.99
    As low as:

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!