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  • Energizer MAX alkaline battery combo pack with AA, AAA, C, D and 9V sizes
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    Energizer

    16 AA + 16 AAA + 2 C + 2 D + 2 9 Volt Energizer MAX Alkaline Battery Combo (On Cards)

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    $40.89
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  • Energizer Ultimate Lithium AA and AAA battery pack
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    Energizer

    8 x AA (L91) + 4 x AAA (L92) Energizer Ultimate Lithium Batteries

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    $40.89
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  • 3-Pack 18650 3.6v Lishen 2600mAh li-ion Batteries (Button Top)
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    Lishen

    3-Pack 18650 3.6v Lishen 2600mAh li-ion Batteries (Button Top)

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    $40.99
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  • Panasonic 2CR5 6 Volt lithium batteries 4-pack
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    Panasonic

    4-Pack 2CR5 Panasonic 6 Volt Lithium Batteries

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    $40.99
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  • Close-up of Duracell DL2430BPK lithium coin cell packaging
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    Duracell

    Duracell CR2430 3V Lithium Battery 5-Pack (DL2430BPK)

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    $41.39
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  • 3-pack Tadiran TL-5276/W 3.6V lithium battery pack with 2-pin connector
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    Tadiran

    3-Pack Tadiran TL-5276/W 3.6V 1.0 Ah Lithium Batteries w/ 2 Pin Connector

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    $41.59
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  • Rayovac and PowerOne Size 312 hearing aid batteries, 60 total
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    PowerOne

    30 x Rayovac Size 312 + 30 x PowerOne Size P312 Hearing Aid Batteries (60 Total)

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    $41.59
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  • Rayovac and PowerOne Size 10 hearing aid batteries pack
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    PowerOne

    30 x Size 10 Rayovac + 30 x Size P10 PowerOne Hearing Aid Batteries (60 Total)

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    $41.59
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  • Rayovac and PowerOne Size 13 hearing aid batteries, 60 total
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    PowerOne

    30 x Size 13 Rayovac + 30 x Size P13 PowerOne Hearing Aid Batteries (60 Total)

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    $41.59
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  • Duracell MX2500 AAAA alkaline batteries 12-pack on display
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    Duracell

    12-Pack AAAA Duracell MX2500 Alkaline Batteries (6 Cards of 2)

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    $41.69
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  • Maxell CR2016 3V lithium coin cell batteries 25-pack
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    Maxell

    25-Pack Maxell CR2016 3V Lithium Batteries (5 Cards of 5)

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    $41.69
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  • Maxell CR2025 3V lithium coin batteries 25-pack
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    Maxell

    25-Pack Maxell CR2025 3V Lithium Batteries (5 Cards of 5)

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    $41.69
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  • Maxell CR2032 3V lithium batteries 25-pack
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    Maxell

    25-Pack Maxell CR2032 3V Lithium Batteries (5 Cards of 5)

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    $41.69
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  • 3-pack HE4 18650 lithium ion batteries, 2500 mAh flat top cells
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    Korea Brand

    3-Pack 18650 HE4 3.6 Volt Lithium Ion Batteries (2500 mAh)

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    $41.69
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  • Makita BL1015B 10.8V 3000 mAh replacement battery front view
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    Makita

    Makita BL1015B 10.8 Volt 3000 mAh Li-ion Replacement Battery

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    $41.69
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  • Duracell and Energizer CR123A 3V lithium batteries, six-pack
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    Energizer

    3 x Duracell + 3 x Energizer CR123A 3 Volt Lithium Batteries (6 Total)

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    $41.79
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  • Compact Varta button batteries for reliable power

    Varta

    6-Pack Varta V600HRT NIMH Button Batteries

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  • 3-pack AccuLoop 9 Volt NiMH rechargeable batteries
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    AccuPower

    3-Pack 9 Volt AccuLoop NiMH Batteries (220 mAh)

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    $41.99
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  • Rayovac 3-pack lithium batteries for Invisible Fence MicroLite receivers
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    Rayovac

    3-Pack Rayovac Invisible Fence MicroLite Compatible Batteries (RFA-182, A12, R21, R22, R51)

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    $41.99
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  • Rayovac RFA-67 6-volt lithium batteries for PetSafe dog collars and fence receivers
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    Rayovac

    6-Pack RFA-67 Rayovac PetSafe Compatible Fence & Dog Collar Batteries (3 Cards of 2)

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    $41.99
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  • Power Portable 7.2V 3300mAh NiMH RC battery pack with Tamiya connector
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    Power Portable

    7.2 Volt NiMH Battery Pack (3300 mAh) with Tamiya Connector

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    $41.99
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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.