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  • Rayovac A23 12 Volt Alkaline Batteries 2 pack on card
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    Rayovac

    Rayovac A23 12 Volt Alkaline Batteries (2 Card)

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    $7.49
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  • Power Portable ER14335 3.6V 1650mAh lithium battery
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    Power Portable

    3.6 Volt ER14335 2/3 AA Primary Lithium Battery (1650 mAh)

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    $7.59
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  • Energizer 389 SR1130SW Silver Oxide Button Battery on retail card
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    Energizer

    389 / SR1130SW Energizer Silver Oxide Button Battery (On a Card)

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    $7.59
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  • Energizer CR1632 3V lithium coin cell battery in retail card packaging
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    Energizer

    CR1632 Energizer 3 Volt Lithium Coin Cell Battery (1 Card)

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    $7.59
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  • PowerOne D alkaline batteries 2 card, 1.5 volt
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    PowerOne

    D Power One Alkaline Batteries (2 Card)

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    $7.59
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  • Panasonic CR2012 3V lithium coin cell battery
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    Panasonic

    Panasonic CR2012 3 Volt Lithium Coin Cell Battery

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    $7.59
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  • Rayovac CR2032 3-volt lithium coin cell batteries 2-pack
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    Rayovac

    2-Card CR2032 Rayovac 3 Volt Lithium Coin Cell Batteries

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    $7.69
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  • Duracell AA MN1500B4 alkaline batteries 4-card pack
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    Duracell

    AA Duracell MN1500B4 Alkaline Batteries (4 Card)

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    $7.69
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  • Duracell AAA MN2400B4 alkaline batteries 4-card pack
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    Duracell

    AAA Duracell MN2400B4 Alkaline Batteries (4 Card)

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    $7.69
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  • Compact Xeno XL-050H battery for reliable power
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    Xeno

    Xeno XL-050H 3.6V 1/2 AA 850mAh Lithium Battery

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    $7.69
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  • Power Portable 160H 1.2V NiMH button battery
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    Power Portable

    160H 1.2 Volt NiMH Button Battery

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    $7.99
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  • 230H 1.2 Volt NiMH rechargeable button battery by Power Portable
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    Power Portable

    230H 1.2 Volt NiMH Button Battery

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    $7.99
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  • Chateau CR2025 3 volt lithium coin cell batteries, 3-pack
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    Chateau

    3-Card CR2025 Chateau 3 Volt Lithium Coin Cell Batteries

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  • Chateau CR2032 3 volt lithium coin cell batteries 3-card pack
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    Chateau

    3-Card CR2032 Chateau 3 Volt Lithium Coin Cell Batteries

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    $7.99
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  • Primary lithium thionyl chloride battery for electronics backup power
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    Power Portable

    3.6 Volt 1/2 AA 1200 mAh Primary Lithium Battery with Tabs (LS14250 & ER14250)

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    $7.99
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  • Power Portable ER14505 AA 3.6V primary lithium battery
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    Power Portable

    3.6 Volt ER14505 AA Primary Lithium Battery (2700 mAh)

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    $7.99
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  • Power Portable 80H 1.2V 80mAh NiMH button battery
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    Power Portable

    80H 1.2V 80mAh NiMH Button Battery

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    $7.99
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  • Power Portable AAA 3.7V 10440 lithium ion battery with flat terminals
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    Power Portable

    AAA 3.7 Volt Lithium Ion 10440 Battery (350 mAh)

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    $7.99
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  • C NiCd Battery (3000 mAh)
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    Power Portable

    C NiCd Battery (3000 mAh)

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    $7.99
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  • C NiCd Battery (3500 mAh) - Flat Top
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    Power Portable

    C NiCd Battery (3500 mAh) - Flat Top

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    $7.99
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  • Rayovac CR2025 3 volt lithium coin cell batteries, 2 on a card
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    Rayovac

    CR2025 Rayovac 3 Volt Lithium Coin Cell Batteries (2 on a Card)

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    $7.99
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Shop All Sizes
 

Exploring the Different Sizes of Batteries We Sell at Mega Batteries

 

At Mega Batteries, we understand that choosing the right battery size is crucial for the optimal performance of your devices. With a wide array of battery sizes available, we cater to various needs, from everyday household items to specialized equipment. 

 

1. AA Batteries

AA batteries are among the most commonly used batteries, powering everything from remote controls and toys to digital cameras. They typically provide a nominal voltage of 1.5 volts for alkaline versions and 1.2 volts for rechargeable NiMH types.

Applications: Ideal for low to moderate-drain devices, AA batteries offer reliable performance and longevity​.

 

2. AAA Batteries

AAA batteries are smaller than AA batteries but are equally versatile. They are used in devices like wireless mice, remote controls, and small flashlights. Their nominal voltage is also 1.5 volts for alkaline batteries and 1.2 volts for rechargeable variants.

Applications: Best suited for low-drain devices, AAA batteries are a staple in many households​.

 

3. C Batteries

C batteries are larger and provide more power than AA and AAA batteries. They are typically used in toys, flashlights, and portable radios, delivering a nominal voltage of 1.5 volts.

Applications: C batteries are ideal for high-drain devices, providing the necessary power for prolonged use​.

 

4. D Batteries

D batteries are among the largest cylindrical batteries, often found in high-drain devices such as large flashlights, boomboxes, and certain types of toys. They provide 1.5 volts and are known for their high capacity.

Applications: Suitable for devices that require long-lasting power, D batteries are commonly used in camping gear and emergency lighting​.

 

5. 9V Batteries

9V batteries are essential for devices that require a higher voltage, such as smoke detectors, guitar pedals, and some types of remote controls. They have a unique rectangular shape and provide a nominal voltage of 9 volts.

Applications: Widely used in safety devices and electronics requiring more power, 9V batteries are indispensable for home safety​.

 

6. 18650 Batteries

18650 batteries are cylindrical lithium-ion batteries that have gained popularity in high-drain devices like laptops, flashlights, and electric vehicles. They typically provide a nominal voltage of 3.7 volts.

Applications: These batteries are ideal for portable electronics and applications that demand high energy density​.

 

7. CR123A Batteries

CR123A batteries are lithium batteries used primarily in cameras, flashlights, and some security devices. They offer a nominal voltage of 3 volts and are known for their compact size and high energy density.

Applications: Often used in high-performance devices, CR123A batteries are ideal for photography and security systems​.

 

8. Specialty Batteries

In addition to standard sizes, we also offer specialty batteries for specific applications. These include:

Button Cell Batteries: Used in watches, hearing aids, and small electronic devices.
Solar Batteries: Designed for solar-powered systems, allowing efficient energy storage​.

Rechargeable Packs: Often used in power tools and electronic devices that require higher capacities​.

 

At Mega Batteries, we pride ourselves on providing a comprehensive selection of battery sizes to suit every need. From AA and AAA to 9V and specialty batteries, we offer high-quality power solutions that keep your devices running smoothly.

 

Explore our extensive inventory today to find the perfect battery size for your requirements! For more information and to shop for your battery needs, visit Mega Batteries.