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  • Power Portable AA NiCd flat top rechargeable battery 1000 mAh
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    Power Portable

    AA NiCd Flat Top Rechargeable Battery (1000 mAh)

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    $4.89
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  • Power Portable AA NiMH rechargeable battery 1200mAh front view
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    Power Portable

    AA NiMH Rechargeable Battery (1200 mAh)

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  • Power Portable AA NiMH rechargeable battery 600 mAh
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    Power Portable

    AA NiMH Rechargeable Battery (600 mAh)

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  • Power Portable AAA NiMH rechargeable battery 1200 mAh SKU 16440
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    Power Portable

    AAA NiMH Battery (1200 mAh)

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    $4.89
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  • AAA NiMH Flat Top Battery (800 mAh)
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    Power Portable

    AAA NiMH Flat Top Battery (800 mAh)

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    $4.89
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  • Tenergy AAA NiMH rechargeable battery 1000 mAh, 1.2V
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    Tenergy

    AAA Tenergy NiMH Battery (1000 mAh)

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    $4.89
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  • Westinghouse C Dynamo alkaline batteries 2-card pack
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    Westinghouse

    C Westinghouse Dynamo Alkaline Batteries (2 Card)

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    $4.89
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  • CR1225 Renata 3 volt lithium coin cell battery bulk pack

    Renata

    CR1225 Renata 3 Volt Lithium Coin Cell Battery (Bulk)

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  • CR1632 Renata 3 volt lithium coin cell battery
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    Renata

    CR1632 Renata 3 Volt Lithium Coin Cell Battery

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    $4.89
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  • Camelion CR2450 3 volt lithium coin cell battery

    Camelion

    CR2450 Camelion 3 Volt Lithium Coin Cell Battery

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  • Renata 319 SR527SW silver oxide button battery
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    Renata

    319 / SR527SW Renata Silver Oxide Button Battery

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    $5.09
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  • Renata 337 SR416SW silver oxide button battery
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    Renata

    337 / SR416SW Renata Silver Oxide Button Battery

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    $5.09
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  • Maxell 365 SR1116W silver oxide button battery
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    Maxell

    365 / SR1116W Maxell Silver Oxide Battery

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    $5.09
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  • Power Portable 4/5 AA NiMH flat top battery 1200mAh front view
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    Power Portable

    4/5 AA NiMH Flat Top Battery (1200 mAh)

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    $5.09
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  • 4/5 Sub C NiCd Battery (1300 mAh)
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    Power Portable

    4/5 Sub C NiCd Battery (1300 mAh)

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    $5.09
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  • Power Portable A NiMH flat top battery 2100 mAh for battery packs
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    Power Portable

    A NiMH Flat Top Battery (2100 mAh)

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    $5.09
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  • Power Portable AA NiCd 600mAh rechargeable battery for solar lights
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    Power Portable

    AA NiCd 600 mAh Battery

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    $5.09
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  • Power Portable AA NiCd 900 mAh rechargeable battery
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    Power Portable

    AA NiCd Battery (900 mAh)

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    $5.09
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  • AA NiMH Battery (1500 mAh)
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    Power Portable

    AA NiMH Battery (1500 mAh)

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    $5.09
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  • Power Portable AA NiMH flat top battery 1200 mAh for battery packs
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    Power Portable

    AA NiMH Flat Top Battery (1200 mAh)

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    $5.09
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  • Power Portable AAA NiMH flat top battery 900mAh front view
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    Power Portable

    AAA NIMH Flat Top Battery (900 mAh)

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    $5.09
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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.