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  • Side profile showing 3.7V Power Portable 18500 battery
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    Power Portable

    3.7V 18500 2000mAh Li-ion Battery (Button Top)

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    $8.99
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  • Camelion AAA lithium battery pack, 1.5 volt
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    Camelion

    4-Pack AAA Camelion Lithium Batteries (L92 Replacement)

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    $8.99
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  • Camelion CR2016 3 volt lithium coin cell batteries 5 card pack
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    Camelion

    CR2016 3 Volt Lithium Camelion Coin Cell Batteries (5 Card)

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    $8.99
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  • CR2025 Camelion 3V lithium coin cell batteries 5 card pack
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    Camelion

    CR2025 Camelion 3 Volt Lithium Coin Cell Batteries (5 Card)

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    $8.99
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  • Camelion CR2032 3V lithium coin cell battery 5 card
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    Camelion

    CR2032 Camelion 3 Volt Lithium Coin Cell Battery (5 Card)

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    $8.99
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  • Rayovac CR2032 3 volt lithium coin cell batteries, 4-pack on card
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    Rayovac

    CR2032 Rayovac 3 Volt Lithium Coin Cell Batteries (4 on a Card)

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    $8.99
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  • FDK Sanyo CR14250SE 3V lithium 1/2 AA battery
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    FDK

    FDK Sanyo CR14250SE 3 Volt Lithium 1/2 AA Battery

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    $8.99
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  • Duracell Size 675 hearing aid batteries 6-card pack
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    Duracell

    Size 675 Duracell (DA675) Hearing Aid Batteries (6 Card)

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    $8.99
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  • Tadiran TL-4902/T 3.6V 1/2 AA lithium battery with tabs
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    Tadiran

    Tadiran TL-4902/T 3.6V 1/2 AA 1.2 Ah Lithium Battery w/ Tabs (ER14250)

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    $8.99
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  • Xeno XL-100F 3.6V lithium battery with button top
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    Xeno

    Xeno XL-100F 3.6V A 3.6Ah Lithium Battery

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    $8.99
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  • Energizer Recharge AA NiMH 2300 mAh batteries 2-pack
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    Energizer

    AA NiMH Energizer Recharge 2300 mAh Batteries (2 Pack)

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    $9.29
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  • Varta CR1/2 AA 3V 950mAh primary lithium battery
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    Varta

    Varta 3 Volt CR1/2 AA 950 mAh (LS14250 and ER14250) Primary Lithium Battery

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    $9.29
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  • Power Portable D NiCd battery with tabs, 5000 mAh
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    Power Portable

    D NiCd Battery with Tabs (5000 mAh)

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    $9.49
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  • Panasonic BR-2/3AG 3V industrial lithium battery
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    Panasonic

    Panasonic BR-2/3AG Industrial Lithium Battery (High Capacity)

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    $9.59
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  • Toshiba 18650 3.6V 1650mAh flat-top lithium ion battery
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    Toshiba

    18650 Toshiba 3.6 Volt Lithium Ion Battery (1650 mAh)

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    $9.69
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  • Camelion 4-pack AA lithium batteries, 1.5V
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    Camelion

    4-Pack AA Camelion Lithium Batteries (L91 Replacement)

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    $9.69
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  • Blue Sleeve 18500 3.7V lithium ion battery with flat ends
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    4/3 A 3.7 Volt Lithium Ion 18500 Battery (1600 mAh)

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    $9.69
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  • Power Portable 9V NiCd rechargeable battery model PP9V120 front view
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    Power Portable

    9 Volt NiCd Battery (120 mAh)

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    $9.69
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  • Energizer AZ10 Zinc Air Hearing Aid Batteries 8 Pack front packaging
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    Energizer AZ10 Zinc Air Hearing Aid Batteries (8 Pack)

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    $9.69
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  • PKCell LIR2025 3.6V lithium ion button battery
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    PKCell

    LIR2025 3.6 Volt Lithium Ion Button Battery

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    $9.69
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  • PKCell LIR2032 3.6V lithium ion button battery
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    PKCell

    LIR2032 3.6 Volt Lithium Ion Button Battery

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    $9.69
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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.