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  • Varta 3 Volt CR1/2 AA 950 mAh (LS14250 and ER14250) 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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  • 1 x Energizer + 1 x Duracell CR2032 3 Volt Lithium Coin Cell Batteries (2 Total)
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    Energizer

    1 x Energizer + 1 x Duracell CR2032 3 Volt Lithium Coin Cell Batteries (2 Total)

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    $9.39
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  • 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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  • Tadiran TL-5104/P 3.6V AA 2.1 Ah Lithium Battery w/ Axial Leads (ER14505)
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    Tadiran

    Tadiran TL-5104/P 3.6V AA 2.1 Ah Lithium Battery w/ Axial Leads (ER14505)

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    $9.49
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  • 25564-Panasonic-BR23AG.jpg
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    Panasonic

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

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    $9.59
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  • Tadiran TLL-5902/T 3.6V 1/2 AA 1.1 Ah iXtra Series Lithium Battery W/Tabs (ER14250)
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    Tadiran

    Tadiran TLL-5902/T 3.6V 1/2 AA 1.1 Ah iXtra Series Lithium Battery W/Tabs (ER14250)

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    $9.59
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  • 18650 Toshiba 3.6 Volt Lithium Ion Battery (1650 mAh)
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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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  • 4-Pack AA Camelion Lithium Batteries (L91 Replacement)
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    Camelion

    4-Pack AA Camelion Lithium Batteries (L91 Replacement)

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    $9.69
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  • 9 Volt NiCd Battery (120 mAh)
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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)
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    Energizer AZ10 Zinc Air Hearing Aid Batteries (8 Pack)

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    $9.69
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  • LIR2025 3.6 Volt 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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  • LIR2032 3.6 Volt 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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  • Tadiran TL-2450/P 3.6V 0.55 Ah Lithium Battery w/ PC Pins
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    Tadiran

    Tadiran TL-2450/P 3.6V 0.55 Ah Lithium Battery w/ PC Pins

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    $9.69
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  • Tadiran TL-4903/S 3.6V AA 2.4 Ah Lithium Battery (ER14505) consumer sales and volume pricing
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    Tadiran

    Tadiran TL-4903/S 3.6V AA 2.4 Ah Lithium Battery (ER14505)

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    $9.69
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  • Tadiran TL-5104/S 3.6V AA 2.1 Ah Lithium Battery (ER14505)
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    Tadiran

    Tadiran TL-5104/S 3.6V AA 2.1 Ah Lithium Battery (ER14505)

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    $9.69
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  • Varta CR2/3AA 3 Volt Lithium 2/3 AA Battery
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    Varta

    Varta CR2/3AA 3 Volt Lithium 2/3 AA Battery

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    $9.69
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  • AAA Energizer MAX E92CP10 Alkaline Batteries (10 Pack)
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    Energizer

    AAA Energizer MAX E92CP10 Alkaline Batteries (10 Pack)

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    $9.79
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  • LR41 / AG3 Enerstar Alkaline Button Batteries (5 Card)
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    Enerstar

    LR41 / AG3 Enerstar Alkaline Button Batteries (5 Card)

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    $9.79
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  • 7/5 AA 3.7 Volt Lithium Ion 14650 Battery (920 mAh)
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    Power Portable

    7/5 AA 3.7 Volt Lithium Ion 14650 Battery (920 mAh)

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    $9.89
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  • 21/23 Duracell 12 Volt Alkaline Battery (2 Card)
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    Duracell

    21/23 Duracell 12 Volt Alkaline Battery (2 Card)

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    $9.99
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  • 3.2 Volt  18650 LiFePO4 Battery (1500 mAh)
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    Power Portable

    3.2 Volt 18650 LiFePO4 Battery (1500 mAh)

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    $9.99
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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.