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  • Power Portable AA NiMH flat top battery 2300 mAh SKU 18533
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    Power Portable

    AA NiMH Flat Top Battery (2300 mAh)

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    $4.29
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  • Tenergy AA NiMH 2500 mAh rechargeable battery SKU 22983
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    Tenergy

    AA Tenergy NiMH 2500 mAh Rechargeable Battery

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    $4.29
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  • Panasonic AAA NiMH 700 mAh rechargeable battery flat top
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    Panasonic

    AAA NiMH Panasonic 700 mAh Rechargeable Battery (Flat Top) (HHR70AAAB7)

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    $4.29
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  • PowerOne C alkaline batteries 2-card pack
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    PowerOne

    C Power One Alkaline Batteries (2 Card)

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    $4.29
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  • Renata 384 / SR41SW silver oxide button battery
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    Renata

    Renata 384 Silver Oxide Battery (1 Card)

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    $4.29
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  • Power Portable Sub C NiMH 2500 mAh rechargeable battery with flat ends
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    Power Portable

    Sub C NiMH Battery (2500 mAh)

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    $4.29
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  • Power Portable 1/2 Sub C NiCd battery with tabs, 900 mAh
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    Power Portable

    1/2 Sub C NiCd Battery with Tabs (900 mAh)

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    $4.39
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  • Duracell 377 / 376 silver oxide button batteries on card
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    Duracell

    377 / 376 Duracell Silver Oxide Button Batteries (On a Card)

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    $4.39
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  • Power Portable 4/5 A NiMH flat top battery, 2200 mAh
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    Power Portable

    4/5 A NiMH Flat Top Battery (2200 mAh)

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    $4.39
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  • Power Portable 4/5 AA NiMH battery with tabs front view
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    Power Portable

    4/5 AA NiMH Battery with Tabs (1200 mAh)

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    $4.39
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  • Panasonic AA 2100mAh NiMH rechargeable battery HHR-210AAC4B

    Panasonic

    AA NiMH Panasonic 2100 mAh Rechargeable Battery (HHR-210AAC4B)

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  • Energizer CR2430 lithium coin cell 3 volt battery on card
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    Energizer

    CR2430 Energizer Lithium Coin Cell 3 Volt Battery

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    $4.39
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  • Power Portable 1/3 AAA NiMH 120mAh battery with tabs front view
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    Power Portable

    1/3 AAA NiMH Battery with Tabs (120 mAh)

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    $4.49
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  • Power Portable 2/3 A NiMH battery with tabs, 1500 mAh
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    Power Portable

    2/3 A NiMH Battery with Tabs (1500 mAh)

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    $4.49
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  • Power Portable 2/3 AA NiCd button top battery, 300 mAh
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    Power Portable

    2/3 AA NiCd Button Top Battery (300 mAh)

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    $4.49
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  • Power Portable 2/3 AAA NiMH battery with tabs, 320 mAh
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    Power Portable

    2/3 AAA NiMH Battery with Tabs (320 mAh)

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    $4.49
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  • Energizer 364 SR621SW silver oxide button battery on card
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    Energizer

    364 / SR621SW Energizer Silver Oxide Button Battery (On a Card)

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    $4.49
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  • Sanyo HR-AUC NiMH flat top rechargeable battery 2100 mAh
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    Sanyo

    A Sanyo (HR-AUC) NiMH Flat Top Battery (2100 mAh)

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    $4.49
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  • Power Portable AA NiMH battery with tabs, 2200 mAh, SKU 14393
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    Power Portable

    AA NiMH Battery with Tabs (2200 mAh)

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    $4.49
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  • Power Portable C NiCd flat top battery, 3000 mAh
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    Power Portable

    C NiCd Flat Top Battery (3000 mAh)

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    $4.49
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  • Energizer CR1216 3 volt lithium coin cell battery on card
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    Energizer

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

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    $4.49
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Size
 

Exploring the Different Sizes of Batteries We Sell at Mega Batteries

 

At Mega Batteries, we understand that selecting the right battery size is crucial for optimal performance in various devices. With a comprehensive selection of batteries across multiple sizes, we cater to a wide range of applications, from household electronics to specialized equipment. 

 

1. AA Batteries

Overview: AA batteries are one of the most common battery sizes, often used in household devices. They typically provide 1.5 volts and come in various chemistries, including alkaline and rechargeable NiMH.

Applications: Ideal for low to moderate-drain devices like remote controls, toys, and digital cameras.

Example Product: Duracell AA Alkaline Batteries are known for their reliability and long shelf life​.

 

2. AAA Batteries

Overview: Slightly smaller than AA batteries, AAA batteries also deliver 1.5 volts and are commonly found in devices that require less power.

Applications: Frequently used in remote controls, portable electronics, and small flashlights.

Example Product: Energizer AAA Batteries are popular for their consistent performance​.

 

3. C Batteries

Overview: C batteries are larger than AA and AAA batteries, typically used for higher-drain applications. They also provide 1.5 volts.

Applications: Commonly found in toys, radios, and flashlights where more power is needed over an extended period.

Example Product: Rayovac C Alkaline Batteries are designed for reliable use in demanding devices​.

 

4. D Batteries

Overview: D batteries are among the largest cylindrical batteries, offering high capacity for long-lasting power. They provide 1.5 volts and are ideal for very high-drain devices.

Applications: Often used in larger flashlights, boomboxes, and some types of medical equipment.

Example Product: Duracell D Alkaline Batteries deliver robust performance for extended periods​.

 

5. 9 Volt Batteries

Overview: 9 Volt batteries have a unique rectangular shape and provide 9 volts of power. They are commonly used in various electronic devices.

Applications: Frequently used in smoke detectors, musical instruments, and wireless microphones.

Example Product: Energizer 9V Lithium Battery is known for its long-lasting performance​.

 

6. 18650 Batteries

Overview: These cylindrical lithium-ion batteries are known for their high energy density and long life. They typically provide 3.7 volts.

Applications: Commonly used in laptops, flashlights, and electric vehicles.

Example Product: Panasonic 18650 Lithium-Ion Battery offers reliable power for high-drain applications​.

 

7. CR123A Batteries

Overview: CR123A batteries are compact lithium batteries that deliver 3 volts of power. They are known for their high performance in a small package.

Applications: Widely used in cameras, security systems, and flashlights.

Example Product: Duracell CR123A Lithium Battery provides excellent reliability for high-performance devices​.

 

8. Specialty Batteries

In addition to standard sizes, Mega Batteries offers various specialty batteries tailored for specific needs:

Button Cell Batteries: Small and commonly used in watches, hearing aids, and other small devices.
Rechargeable Packs: Designed for power tools and other high-capacity applications​.

 

 

At Mega Batteries, our extensive selection of battery sizes ensures that you can find the right power solution for any device. From standard AA and AAA batteries for everyday use to specialized 18650 and CR123A batteries for high-performance applications, we have the products you need to keep your devices running smoothly.

 

Understanding the different battery sizes is essential for selecting the right power source, ensuring your devices perform optimally. Explore our wide range of battery sizes today to find the perfect fit for your requirements! For more information and to shop for your battery needs, visit Mega Batteries.