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  • Duracell 21/23 12 volt alkaline battery on one card
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    Duracell

    21/23 Duracell 12 Volt Alkaline Battery (1 Card)

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    $5.99
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  • Power Portable 3.2V 14430 LiFePO4 rechargeable battery 400mAh
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    Power Portable

    3.2 Volt 14430 LiFePO4 Battery (400 mAh)

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    $5.99
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  • Renata 350 SR1136W silver oxide button battery

    Renata

    350 / SR1136W Renata Silver Oxide Button Battery

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  • 4/3 A (F) NiMH Flat Top Battery (3800 mAh)
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    Power Portable

    4/3 A (F) NiMH Flat Top Battery (3800 mAh)

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    $5.99
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  • Power Portable 4/3 A NiMH Flat Top Battery 3800mAh front view
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    Power Portable

    4/3 A NiMH Flat Top Battery (3800 mAh)

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    $5.99
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  • A NiMH Flat Top Battery (2700 mAh)
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    Power Portable

    A NiMH Flat Top Battery (2700 mAh)

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    $5.99
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  • Panasonic CR2016 3V lithium coin cell batteries, 2-card pack
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    Panasonic

    CR2016 Panasonic 3 Volt Lithium Coin Cell Batteries (2 on a Card)

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    $5.99
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  • Energizer MAX E93BP-2 C alkaline batteries 2-pack front view
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    Energizer

    Energizer MAX E93BP-2 C Alkaline Batteries 1.5V (2-Pack Card)

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    $5.99
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  • Panasonic BR1632A/FAN 3V lithium coin cell battery with tabs
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    Panasonic

    Panasonic BR1632A/FAN 3V Lithium Coin Cell Battery w/ Tabs

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    $5.99
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  • Panasonic CR2032L/F1N 3V lithium coin cell battery with SMT tabs
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    Panasonic

    Panasonic CR2032/F1N 3V Lithium Coin Cell Battery w/ Tabs

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    $5.99
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  • Power Portable 3.2V LiFePO4 10440 AAA button top battery front view
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    Power Portable

    Power Portable 3.2V LiFePO4 10440 AAA Button Top Battery, 300mAh

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  • NiMH Varta button battery for long-lasting performance
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    Varta

    Varta V350H NIMH Button Battery

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  • 2-Pack Rayovac CR1632 3 Volt lithium coin cell batteries
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    Rayovac

    2-Card CR1632 Rayovac 3 Volt Lithium Coin Cell Batteries

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    $6.19
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  • Chateau CR2450 3 volt lithium coin cell batteries, 2-card package
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    Chateau

    2-Card CR2450 Chateau 3 Volt Lithium Coin Cell Batteries

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    $6.19
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  • Rayovac UltraPro AA alkaline batteries 8 pack
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    Rayovac

    AA Rayovac Ultra Pro Alkaline Battery - ALAA-8 (8 Pack)

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    $6.19
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  • Rayovac Ultra Pro AAA alkaline batteries 8 pack
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    Rayovac

    AAA Rayovac Ultra Pro Alkaline Battery - ALAAA-8 (8 Pack)

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    $6.19
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  • Duracell MN1400B2 C alkaline batteries 2-card pack
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    Duracell

    C Duracell MN1400B2 Alkaline Batteries (2 Card)

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    $6.19
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  • Duracell CR2430 3V lithium coin cell battery in retail packaging
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    Duracell

    CR2430 Duracell 3 Volt Lithium Coin Cell Battery

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    $6.19
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  • Power Portable Sub C NiMH battery with tabs, 3300 mAh
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    Power Portable

    Sub C NiMH Battery with Tabs (3300 mAh)

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    $6.19
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  • 2-Card  Rayovac N Size LR1 (E90) 1.5 Volt Alkaline Batteries
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    Rayovac

    2-Card Rayovac N Size LR1 (E90) 1.5 Volt Alkaline Batteries

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    $6.29
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  • AriCell ER14505 3.6V AA primary lithium battery, 2400mAh

    AriCell

    AriCell ER14505 3.6 Volt AA Primary Lithium Battery (2400 mAh)

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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.