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  • Powerizer CR123A 3 Volt lithium battery front view
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    Powerizer

    Powerizer CR123A 3V Lithium Battery – Long Lasting Lithium Cell

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    $3.49
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  • Renata 399 / 395 / SR927SW silver oxide button battery

    Renata

    399 / 395 / SR927SW Renata Silver Oxide Button Battery

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  • Panasonic C Heavy Duty batteries 2 card pack
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    Panasonic

    C Panasonic Heavy Duty Batteries (2 Card)

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    $3.69
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  • Camelion CR1625 3V lithium coin cell battery front view
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    Camelion

    Camelion CR1625 3V Lithium Coin Cell Battery, Long Shelf Life

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    $3.69
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  • Camelion CR1216 3 volt lithium coin cell battery on card
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    Camelion

    CR1216 3 Volt Lithium Coin Cell Battery (On a Card)

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    $3.69
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  • Camelion CR1220 3 volt lithium coin cell battery on a card

    Camelion

    CR1220 3 Volt Lithium Coin Cell Battery (On a Card)

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  • Camelion CR1616 3 volt lithium coin cell battery for watches and electronics
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    Camelion

    CR1616 3 Volt Lithium Coin Cell Battery

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    $3.69
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  • Camelion CR1620 3V lithium coin cell battery
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    Camelion

    CR1620 Camelion 3 Volt Lithium Coin Cell Battery

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    $3.69
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  • CR1632 Camelion 3 Volt lithium coin cell battery
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    Camelion

    CR1632 Camelion 3 Volt Lithium Coin Cell Battery

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    $3.69
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  • Camelion CR2320 3 volt lithium coin cell battery

    Camelion

    CR2320 Camelion 3 Volt Lithium Coin Cell Battery

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  • Power Portable CR2330 3 volt lithium coin cell battery
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    Power Portable

    CR2330 Lithium 3 Volt Coin Cell Battery

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    $3.69
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  • Eveready 9 Volt Super Heavy Duty Battery carded packaging

    Eveready

    9 Volt Eveready Super Heavy Duty Battery (Carded)

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  • Rayovac Heavy Duty 9 volt battery carded

    Rayovac

    9 Volt Rayovac Heavy Duty Battery (Carded)

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  • Sunrising 9 Volt Alkaline Battery front packaging view
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    Sunrising

    9 Volt Sunrising Alkaline Battery

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    $3.79
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  • Westinghouse 9V Dynamo Alkaline Battery on retail card
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    Westinghouse

    9V Westinghouse Dynamo Alkaline Batteries (1 Card)

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    $3.79
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  • Energizer MAX AA E91BP-2 alkaline batteries 2-pack on retail card
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    Energizer

    AA Energizer MAX E91BP-2 Alkaline Batteries (2 Card)

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    $3.79
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  • Energizer MAX E92BP-2 AAA alkaline batteries 2 pack front view
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    Energizer

    AAA Energizer MAX E92BP-2 Alkaline Batteries (2 Card)

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    $3.79
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  • Power Portable AAA NiMH rechargeable battery 400 mAh
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    Power Portable

    AAA NiMH Rechargeable Battery (400 mAh)

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    $3.79
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  • Tenergy AAA NiMH rechargeable battery 1000 mAh

    Tenergy

    AAA Tenergy NiMH Battery (1000 mAh )

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  • Eveready C Super Heavy Duty Batteries 2-card pack
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    Eveready

    C Eveready Super Heavy Duty Batteries (2 Card)

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    $3.79
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  • EVE CR123A 3 Volt Lithium Battery (CR17345) Wholesale & direct to consumer
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    EVE CR123A 3 Volt Lithium Battery CR17345

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    $3.79
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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.