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  • Three-pack rechargeable 700 mAh battery packs, SKU 25232
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    Power Portable

    3-Pack 7.2 Volt NiCd Battery Pack (700 mAh) with Tamiya Connector

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    $35.99
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  • Westinghouse CR2032 30-pack lithium coin cell batteries on card
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    Westinghouse

    30-Pack CR2032 Westinghouse 3 Volt Lithium Coin Cell Batteries

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    $35.99
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  • Powerex rechargeable AA and AAA NiMH battery combo pack
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    Powerex

    4 x AA (2700 mAh) + 4 x AAA (1000 mAh) NiMH Powerex Rechargeable Batteries Combo

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    $35.99
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  • Power Portable 4-pack 22650 LiFePO4 batteries with flat ends
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    Power Portable

    4-Pack 3.2 Volt 22650 LiFePO4 Batteries (2000 mAh)

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    $35.99
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  • Westinghouse Dynamo AAA alkaline batteries, 4 on a card
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    Westinghouse

    48-Pack AAA Westinghouse Dynamo Alkaline Batteries (12 Cards of 4)

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    $35.99
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  • Panasonic CR123A photo lithium battery 6-pack
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    Panasonic

    6-Pack CR123 Panasonic CR123APA2B Photo Lithium Battery (3 Cards of 2)

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    $35.99
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  • Close-up of Duracell CR2430 lithium coin battery details
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    Duracell

    6-Pack CR2430 Duracell 3 Volt Lithium Coin Cell Batteries

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    $35.99
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  • Power Portable Sub C NiMH battery pack with tabs, 3300 mAh
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    Power Portable

    6-Pack Sub C NiMH Batteries with Tabs (3300 mAh)

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    $35.99
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  • 8 AA + 8 AAA Camelion Lithium Battery Combo (L91 + L92 Replacement)
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    Camelion

    8 AA + 8 AAA Camelion Lithium Battery Combo (L91 + L92 Replacement)

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    $35.99
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  • AA Duracell Optimum Powerboost Alkaline Batteries (30 Pack) Wholesale & direct to consumer
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    Duracell

    AA Duracell Optimum Powerboost Alkaline Batteries (30 Pack)

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    $35.99
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  • Black & Decker 12 Volt 3000 mAh replacement battery
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    Black & Decker

    Black & Decker 12 Volt 3000 mAh NiMH Replacement Battery

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    $35.99
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  • Makita 12V 3500mAh NiMH replacement battery front view
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    Makita

    Makita 12 Volt 3500 mAh NiMH Replacement Battery

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    $35.99
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  • Compatible Makita replacement battery with model details
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    Makita

    Makita 7.2 Volt 3500 mAh NiMH Replacement Battery

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    $35.99
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  • Power Portable 7.2V NiMH battery pack with 5-inch leads
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    Power Portable

    7.2 Volt NiMH Battery Pack (2200 mAh) with Leads

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    $36.29
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  • Power Portable AAA NiCd 350mAh batteries, 16 count
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    Power Portable

    16-Pack AAA NiCd 350mAh Batteries

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    $36.59
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  • Rayovac 357 SR44W silver oxide button batteries 12-pack
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    Rayovac

    12-Pack 357 / SR44W Rayovac Silver Oxide Button Batteries

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    $36.99
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  • 12-pack Rayovac CR2450 3 volt lithium coin cell batteries
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    Rayovac

    12-Pack CR2450 Rayovac 3 Volt Lithium Coin Cell Batteries

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    $36.99
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  • Power Portable 32650 3.2V LiFePO4 batteries 2-pack
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    Power Portable

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

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    $36.99
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  • Varta 2-pack 7.2V 150mAh NiMH rechargeable batteries

    Varta

    2-Pack 7.2 Volt Varta 150 mAh 6/8H NiMH Batteries (9 Volt Size)

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  • 25-pack Renata 364 SR621SW silver oxide button batteries
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    Renata

    25-Pack 364 / SR621SW Renata Silver Oxide Button Batteries

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    $36.99
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  • Panasonic CR2025 coin cell batteries with bulk packaging
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    Panasonic

    25-Pack CR2025 Panasonic 3 Volt Lithium Coin Cell Batteries

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    $36.99
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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.