Size

  • Maxell CR1632 3V lithium coin cell batteries, 5-pack on card
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    Maxell

    5-Pack Maxell CR1632 3V Lithium Batteries (on Card)

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    $12.69
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  • Front view of Duracell Procell CR2016 lithium coin cell batteries 5-pack
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    Duracell Procell

    5-Pack Procell CR2016 Coin Cell Lithium Batteries

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  • Duracell Procell CR2025 5-pack lithium coin cell batteries on card
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    Duracell Procell

    5-Pack Procell CR2025 Coin Cell Lithium Batteries

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  • Duracell Procell CR2032 5-pack lithium coin cell batteries card
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    Duracell Procell

    5-Pack Procell CR2032 Coin Cell Lithium Batteries

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    $12.69
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  • Rayovac AA NiMH rechargeable batteries 1350 mAh 4 card
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    Rayovac

    AA NiMH Rayovac 1350 mAh Batteries (4 Card)

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  • AAA NiMH Rayovac 600 mAh Batteries (4 Card)
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    Rayovac

    AAA NiMH Rayovac 600 mAh Batteries (4 Card)

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    $12.69
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  • Energizer CR123 3V lithium batteries 2-pack on retail card
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    Energizer

    CR123 (EL123A) Energizer 3 Volt Lithium Battery (2 Card)

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    $12.69
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  • Energizer CR2016 3 volt lithium coin cell batteries 5 card pack
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    Energizer

    CR2016 Energizer 3 Volt Lithium Coin Cell Batteries (5 Card) - Black and Silver

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    $12.69
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  • Toshiba CR2016 3 volt lithium coin cell battery 5-pack on card
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    Toshiba

    CR2016 Toshiba 3 Volt Lithium Coin Cell Battery (5 On a Card)

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    $12.69
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  • Energizer CR2025 3 volt lithium coin cell batteries 5 card pack
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    Energizer

    CR2025 Energizer 3 Volt Lithium Coin Cell Batteries (5 Card) - Black and Silver

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    $12.69
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  • Energizer CR2032 3 volt lithium coin cell batteries on card
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    Energizer

    CR2032 Energizer 3 Volt Lithium Coin Cell Batteries (5 Card) - Black and Silver

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    $12.69
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  • Toshiba CR2032 3 volt lithium coin cell batteries 5-pack on card
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    Toshiba

    CR2032 Toshiba 3 Volt Lithium Coin Cell Batteries (5-Pack)

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  • Duracell 364 / SR621SW Silver Oxide Button Batteries 3-Pack
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    Duracell 364 / SR621SW Silver Oxide Button Batteries 3-Pack

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    $12.69
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  • Side profile of Samsung INR21700 40T Li-ion battery
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    Samsung

    INR21700 40T 3.6V Samsung 4000mAh Li-ion Battery – Flat Top

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  • Close-up of Molicel 20700A 3.6V 3000mAh battery label
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    Molicel

    Molicel INR20700A 3.6V 3000mAh Flat Top Li-ion Battery

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    $12.69
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  • Power Portable 3.7V 22500 Li-ion battery in cylindrical format
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    Power Portable

    Power Portable 22500 Flat Top 3.7V 2500mAh Li-Ion Battery

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    $12.69
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  • Power Portable 3.2V 22650 LiFePO4 battery flat top front view
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    Power Portable

    Power Portable 3.2V 22650 LiFePO4 Flat Top Battery – 2000mAh

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  • Compact 1/2AA 300mAh rechargeable battery, SKU 26956
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    Power Portable

    Power Portable 3.7V 1/2AA 300mAh ICR14250 Lithium-ion Battery

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    $12.69
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  • Power Portable RCR123 A rechargeable lithium-ion battery with PCB
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    Power Portable

    RCR123 A (16340) 3.6V 700mAh Rechargeable Battery (Dark Blue) – With PCB

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    $12.69
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  • RFA-188 lithium battery for PetSafe compatible dog collars
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    Fido's Fences

    RFA-188 PetSafe Compatible Fence & Dog Collar Lithium Battery

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    $12.69
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  • Tenergy RCR123A (16340) 3.7 Volt Lithium Ion Battery (650 mAh)
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    Tenergy

    Tenergy RCR123A (16340) 3.7 Volt Lithium Ion Battery (650 mAh)

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    $12.69
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Size
 

Exploring the Different Sizes of Batteries We Sell at Mega Batteries

 

At Mega Batteries, we understand that selecting the right battery size is crucial for optimal performance in various devices. With a comprehensive selection of batteries across multiple sizes, we cater to a wide range of applications, from household electronics to specialized equipment. 

 

1. AA Batteries

Overview: AA batteries are one of the most common battery sizes, often used in household devices. They typically provide 1.5 volts and come in various chemistries, including alkaline and rechargeable NiMH.

Applications: Ideal for low to moderate-drain devices like remote controls, toys, and digital cameras.

Example Product: Duracell AA Alkaline Batteries are known for their reliability and long shelf life​.

 

2. AAA Batteries

Overview: Slightly smaller than AA batteries, AAA batteries also deliver 1.5 volts and are commonly found in devices that require less power.

Applications: Frequently used in remote controls, portable electronics, and small flashlights.

Example Product: Energizer AAA Batteries are popular for their consistent performance​.

 

3. C Batteries

Overview: C batteries are larger than AA and AAA batteries, typically used for higher-drain applications. They also provide 1.5 volts.

Applications: Commonly found in toys, radios, and flashlights where more power is needed over an extended period.

Example Product: Rayovac C Alkaline Batteries are designed for reliable use in demanding devices​.

 

4. D Batteries

Overview: D batteries are among the largest cylindrical batteries, offering high capacity for long-lasting power. They provide 1.5 volts and are ideal for very high-drain devices.

Applications: Often used in larger flashlights, boomboxes, and some types of medical equipment.

Example Product: Duracell D Alkaline Batteries deliver robust performance for extended periods​.

 

5. 9 Volt Batteries

Overview: 9 Volt batteries have a unique rectangular shape and provide 9 volts of power. They are commonly used in various electronic devices.

Applications: Frequently used in smoke detectors, musical instruments, and wireless microphones.

Example Product: Energizer 9V Lithium Battery is known for its long-lasting performance​.

 

6. 18650 Batteries

Overview: These cylindrical lithium-ion batteries are known for their high energy density and long life. They typically provide 3.7 volts.

Applications: Commonly used in laptops, flashlights, and electric vehicles.

Example Product: Panasonic 18650 Lithium-Ion Battery offers reliable power for high-drain applications​.

 

7. CR123A Batteries

Overview: CR123A batteries are compact lithium batteries that deliver 3 volts of power. They are known for their high performance in a small package.

Applications: Widely used in cameras, security systems, and flashlights.

Example Product: Duracell CR123A Lithium Battery provides excellent reliability for high-performance devices​.

 

8. Specialty Batteries

In addition to standard sizes, Mega Batteries offers various specialty batteries tailored for specific needs:

Button Cell Batteries: Small and commonly used in watches, hearing aids, and other small devices.
Rechargeable Packs: Designed for power tools and other high-capacity applications​.

 

 

At Mega Batteries, our extensive selection of battery sizes ensures that you can find the right power solution for any device. From standard AA and AAA batteries for everyday use to specialized 18650 and CR123A batteries for high-performance applications, we have the products you need to keep your devices running smoothly.

 

Understanding the different battery sizes is essential for selecting the right power source, ensuring your devices perform optimally. Explore our wide range of battery sizes today to find the perfect fit for your requirements! For more information and to shop for your battery needs, visit Mega Batteries.