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  • Power Portable 12-pack 2/3 AAA NiMH button top batteries
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    Power Portable

    12-Pack 2/3 AAA NiMH 300 mAh Button Top Batteries

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    $48.69
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  • 12-pack Energizer 371 SR920SW silver oxide button batteries
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    Energizer

    12-Pack 371 / SR920SW Energizer Silver Oxide Button Batteries

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    $48.69
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  • Power Portable 7.2V 4200mAh NiMH battery pack with Tamiya connector
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    Power Portable

    7.2 Volt NiMH Battery Pack (4200 mAh) with Tamiya Connector

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    $48.79
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  • OmniCel 3-pack prismatic lithium batteries EF651615 LTC-3PN front view
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    OmniCel

    3-Pack OmniCel 3.6V 400 mAh (EF651615 / LTC-3PN) Prismatic High Energy Lithium Batteries

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    $48.97
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  • Duracell DX2400 AAA NiMH 900 mAh rechargeable batteries, 12-pack
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    Duracell

    12-Pack AAA Duracell (DX2400) NiMH 900 mAh Batteries (3 Cards of 4)

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    $48.99
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  • Panasonic CR2032 3 volt lithium coin cell batteries, 24-pack
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    Panasonic

    24-Pack CR2032 Panasonic 3 Volt Lithium Coin Cell Batteries (6 Cards of 4)

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    $48.99
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  • Lishen 18650 3000mAh button top Li-ion battery, 3-pack
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    3-Pack 18650 3.6v Lishen 3000mAh li-ion Batteries (Button Top)

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    $48.99
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  • Renata 377 SR626SW silver oxide button batteries 50-pack
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    Renata

    50-Pack 377 / SR626SW Renata Silver Oxide Button Batteries

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    $48.99
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  • Juice 6-pack CR123A 3.6V lithium ion batteries
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    Juice

    6-Pack RCR123A 3 Volt Lithium Ion Batteries (650 mAh)

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    $48.99
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  • Power Portable 7.4V 2.6Ah Li-Ion 18650 battery pack with protective PCB
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    Power Portable

    7.4 Volt 2.6Ah Li-Ion 18650 Battery Pack

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    $48.99
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  • 8-Pack 4/3 A (F) NiMH Batteries with Tabs (3800 mAh)
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    Power Portable

    8-Pack 4/3 A (F) NiMH Batteries with Tabs (3800 mAh)

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    $48.99
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  • Xeno XL-060H batteries for industrial devices
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    Xeno

    8-Pack Xeno XL-060H 3.6V AA 1.7Ah Lithium Batteries

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    $48.99
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  • AAA Panasonic Eneloop NiMH 800 mAh Batteries (16 Card)
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    Panasonic

    AAA Panasonic Eneloop NiMH 800 mAh Batteries (16 Card)

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    $48.99
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  • Bosch 14.4V 3000mAh NiMH replacement battery front view
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    Bosch

    Bosch 14.4 Volt 3000 mAh NiMH Replacement Battery

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    $48.99
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  • Bosch power tool battery with OEM-compatible fit
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    Bosch

    Bosch 18 Volt 3000 mAh Li-ion Replacement Battery

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    $48.99
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  • Craftsman 19.2V 5000mAh replacement battery front view
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    Craftsman

    Craftsman 19.2 Volt 5000 mAh Li-ion Replacement Battery

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    $48.99
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  • Dyson V6 replacement battery pack, 21.6V 3500mAh Li-Ion
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    Dyson

    Dyson V6 21.6 Volt 3500mAh Li-Ion DYS-DC62-LI35 Replacement Battery Pack

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    $48.99
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  • 10-pack Renata CR2450 3V lithium coin cell batteries
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    Renata

    10-Pack CR2450 Renata 3 Volt Lithium Coin Cell Batteries

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    $49.09
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  • Pack of Energizer A544 batteries for compatible devices
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    Energizer

    12-Pack A544 (4LR44) Energizer 6 Volt Alkaline Batteries

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    $49.09
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  • Duracell and Energizer CR123A 3V lithium battery cards
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    Energizer

    4 x Duracell + 4 x Energizer CR123A 3 Volt Lithium Batteries (4 Cards Total)

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    $49.39
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  • Maxell CR1616 3V lithium batteries 25-pack on cards
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    Maxell

    25-Pack Maxell CR1616 3V Lithium Batteries (5 Cards of 5)

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    $49.49
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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.